Replace "own device" with "this device" where it makes sense

* Be consistent with official UI
* See https://github.com/Martchus/syncthingtray/issues/203

cli/testfiles/expected-status.txt

@@ -34,7 +34,7 @@ Directories
 Devices
  - .*
    ID                            \w\w\w\w\w\w\w-\w\w\w\w\w\w\w-\w\w\w\w\w\w\w-\w\w\w\w\w\w\w-\w\w\w\w\w\w\w-\w\w\w\w\w\w\w-\w\w\w\w\w\w\w-\w\w\w\w\w\w\w
-   Status                        own device
+   Status                        this device
    Addresses                     dynamic
    Compression                   metadata
 

syncthingconnector/syncthingdev.cpp

@@ -12,7 +12,7 @@ QString statusString(SyncthingDevStatus status)
     case SyncthingDevStatus::Disconnected:
         return QCoreApplication::translate("SyncthingDevStatus", "disconnected");
     case SyncthingDevStatus::OwnDevice:
-        return QCoreApplication::translate("SyncthingDevStatus", "own device");
+        return QCoreApplication::translate("SyncthingDevStatus", "this device");
     case SyncthingDevStatus::Idle:
         return QCoreApplication::translate("SyncthingDevStatus", "idle");
     case SyncthingDevStatus::Synchronizing:

syncthingconnector/tests/connectiontests.cpp

@@ -432,7 +432,7 @@ void ConnectionTests::checkDevices()
     for (const SyncthingDev &dev : devInfo) {
         if (dev.id != QStringLiteral("MMGUI6U-WUEZQCP-XZZ6VYB-LCT4TVC-ER2HAVX-QYT6X7D-S6ZSG2B-323KLQ7")
             && dev.id != QStringLiteral("6EIS2PN-J2IHWGS-AXS3YUL-HC5FT3K-77ZXTLL-AKQLJ4C-7SWVPUS-AZW4RQ4")) {
-            CPPUNIT_ASSERT_EQUAL_MESSAGE("own device", QStringLiteral("own device"), dev.statusString());
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("this device", QStringLiteral("this device"), dev.statusString());
             m_ownDevId = dev.id;
             m_ownDevName = dev.name;
         }

syncthingconnector/translations/syncthingconnector_cs_CZ.ts

@@ -447,7 +447,7 @@
     </message>
     <message>
         <location filename="../syncthingdev.cpp" line="15"/>
-        <source>own device</source>
+        <source>this device</source>
         <translation>vlastní zařízení</translation>
     </message>
     <message>

syncthingconnector/translations/syncthingconnector_de_DE.ts

@@ -445,8 +445,8 @@
     </message>
     <message>
         <location filename="../syncthingdev.cpp" line="15"/>
-        <source>own device</source>
+        <source>this device</source>
-        <translation>eigenes Gerät</translation>
+        <translation>dieses Gerät</translation>
     </message>
     <message>
         <location filename="../syncthingdev.cpp" line="17"/>

syncthingconnector/translations/syncthingconnector_en_US.ts

@@ -435,7 +435,7 @@
     </message>
     <message>
         <location filename="../syncthingdev.cpp" line="15"/>
-        <source>own device</source>
+        <source>this device</source>
         <translation type="unfinished"></translation>
     </message>
     <message>

syncthingconnector/translations/syncthingconnector_zh_CN.ts

@@ -435,7 +435,7 @@
     </message>
     <message>
         <location filename="../syncthingdev.cpp" line="15"/>
-        <source>own device</source>
+        <source>this device</source>
         <translation>本设备</translation>
     </message>
     <message>

syncthingmodel/syncthingdevicemodel.cpp

@@ -158,7 +158,7 @@ QVariant SyncthingDeviceModel::data(const QModelIndex &index, int role) const
                         return QVariant();
                     }
                 case 3:
-                    return dev.lastSeen.isNull() ? tr("unknown or own device")
+                    return dev.lastSeen.isNull() ? tr("unknown or this device")
                                                  : QString::fromLatin1(dev.lastSeen.toString(DateTimeOutputFormat::DateAndTime, true).data());
                 case 4:
                     return dev.compression;

syncthingmodel/translations/syncthingmodel_cs_CZ.ts

@@ -114,7 +114,7 @@
     </message>
     <message>
         <location filename="../syncthingdevicemodel.cpp" line="161"/>
-        <source>unknown or own device</source>
+        <source>unknown or this device</source>
         <translation>neznámé nebo vlastní zařízení</translation>
     </message>
     <message>

syncthingmodel/translations/syncthingmodel_de_DE.ts

@@ -114,7 +114,7 @@
     </message>
     <message>
         <location filename="../syncthingdevicemodel.cpp" line="161"/>
-        <source>unknown or own device</source>
+        <source>unknown or this device</source>
         <translation>unbekannt oder eigenes Gerät</translation>
     </message>
     <message>
@@ -145,7 +145,7 @@
     <message>
         <location filename="../syncthingdevicemodel.cpp" line="384"/>
         <source>Own device</source>
-        <translation>Eigenes Gerät</translation>
+        <translation>Dieses Gerät</translation>
     </message>
     <message>
         <location filename="../syncthingdevicemodel.cpp" line="386"/>

syncthingmodel/translations/syncthingmodel_en_US.ts

@@ -114,7 +114,7 @@
     </message>
     <message>
         <location filename="../syncthingdevicemodel.cpp" line="161"/>
-        <source>unknown or own device</source>
+        <source>unknown or this device</source>
         <translation type="unfinished"></translation>
     </message>
     <message>

syncthingmodel/translations/syncthingmodel_zh_CN.ts

@@ -114,7 +114,7 @@
     </message>
     <message>
         <location filename="../syncthingdevicemodel.cpp" line="161"/>
-        <source>unknown or own device</source>
+        <source>unknown or this device</source>
         <translation>未知或本设备</translation>
     </message>
     <message>