Update gradle line for sdl 5.6

Author: JulianKast

app/build.gradle

@@ -67,7 +67,7 @@ dependencies {
     implementation 'androidx.appcompat:appcompat:1.4.1'
     implementation 'com.google.android.material:material:1.5.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.1.3'
-    implementation 'com.smartdevicelink:sdl_android:RC_5.6.0'
+    implementation 'com.smartdevicelink:sdl_android:5.6.0'
     implementation 'com.mapbox.maps:android:10.2.0'
     implementation 'com.mapbox.navigation:android:2.2.2'
     implementation 'com.mapbox.search:mapbox-search-android-ui:1.0.0-beta.26'