improvement(flatpak): Use GNOME Runtime v49 #1104

Author: AChep

desktopApp/src/jvmMain/resources/flatpak/manifest.yml

@@ -1,6 +1,6 @@
 app-id: com.artemchep.keyguard
 runtime: org.gnome.Platform
-runtime-version: '47'
+runtime-version: '49'
 sdk: org.gnome.Sdk
 tags: [ proprietary ]
 command: /app/bin/Keyguard