properly set pull-to-refresh-spinner-background-color

Signed-off-by: Andy Scherzinger <info@andy-scherzinger.de>

app/src/main/java/com/nextcloud/talk/controllers/ContactsController.java

@@ -643,6 +643,7 @@ public class ContactsController extends BaseController implements SearchView.OnQ
 
         swipeRefreshLayout.setOnRefreshListener(() -> fetchData(true));
         swipeRefreshLayout.setColorSchemeResources(R.color.colorPrimary);
+        swipeRefreshLayout.setProgressBackgroundColorSchemeResource(R.color.refresh_spinner_background);
 
         fastScroller.addOnScrollStateChangeListener(this);
         adapter.setFastScroller(fastScroller);

app/src/main/java/com/nextcloud/talk/controllers/ConversationsListController.java

@@ -522,6 +522,7 @@ public class ConversationsListController extends BaseController implements Searc
 
         swipeRefreshLayout.setOnRefreshListener(() -> fetchData(false));
         swipeRefreshLayout.setColorSchemeResources(R.color.colorPrimary);
+        swipeRefreshLayout.setProgressBackgroundColorSchemeResource(R.color.refresh_spinner_background);
 
         emptyLayoutView.setOnClickListener(v -> showNewConversationsScreen());
         floatingActionButton.setOnClickListener(v -> {

app/src/main/res/values-night/colors.xml

@@ -31,6 +31,7 @@
     <!-- App bar -->
     <color name="appbar">#1E1E1E</color>
     <color name="fontAppbar">#FFFFFF</color>
+    <color name="refresh_spinner_background">#222222</color>
 
     <!-- general text colors -->
     <color name="high_emphasis_text">#deffffff</color>

app/src/main/res/values/colors.xml

@@ -32,6 +32,7 @@
     <color name="appbar">@android:color/white</color>
     <color name="fontAppbar">#666666</color>
     <color name="fontSecondaryAppbar">#A5A5A5</color>
+    <color name="refresh_spinner_background">#ffffff</color>
 
     <!-- general text colors -->
     <color name="high_emphasis_text">#de000000</color>