Merge #360: Fix QSettings initialization failure on startup when parsing invalid arguments

e1b0798 qml: Fix possible QSettings init failure on startup (pablomartin4btc)

Pull request description:

  This fixes #361.

  After applying the fix, no QML source code errors should be displayed on the terminal:

  ![image](https://github.com/bitcoin-core/gui-qml/assets/110166421/c6acc58d-a08d-48cd-836d-591c074e6001)

ACKs for top commit:
  D33r-Gee:
    tACK e1b0798 on WSL Ubuntu 22.04 on `signet` no issues detected
  johnny9:
    ACK e1b0798

Tree-SHA512: ef7bc95782127df7f2f541eedab69c71fd6c1ee2e9d516a3003923b4e9869543c05f26297db5b945f2e40852e8b6cec4d3edc653805cfcd85254b922beb4703b

Author: hebasto

src/qml/bitcoin.cpp

@@ -164,6 +164,13 @@ int QmlGuiMain(int argc, char* argv[])
     SetupEnvironment();
     util::ThreadSetInternalName("main");
 
+    // must be set before parsing command-line options; otherwise,
+    // if invalid parameters were passed, QSetting initialization would fail
+    // and the error will be displayed on terminal
+    app.setOrganizationName(QAPP_ORG_NAME);
+    app.setOrganizationDomain(QAPP_ORG_DOMAIN);
+    app.setApplicationName(QAPP_APP_NAME_DEFAULT);
+
     /// Parse command-line options. We do this after qt in order to show an error if there are problems parsing these.
     SetupServerArgs(gArgs);
     SetupUIArgs(gArgs);
@@ -173,12 +180,6 @@ int QmlGuiMain(int argc, char* argv[])
         return EXIT_FAILURE;
     }
 
-    // must be set before OptionsModel is initialized or translations are loaded,
-    // as it is used to locate QSettings
-    app.setOrganizationName(QAPP_ORG_NAME);
-    app.setOrganizationDomain(QAPP_ORG_DOMAIN);
-    app.setApplicationName(QAPP_APP_NAME_DEFAULT);
-
     /// Determine availability of data directory.
     if (!CheckDataDirOption(gArgs)) {
         InitError(strprintf(Untranslated("Specified data directory \"%s\" does not exist.\n"), gArgs.GetArg("-datadir", "")));