Don't define a theme that we don't use.

Now we use our theme, even though it just inherits from AppCompat's theme

AndroidManifest.xml

@@ -32,7 +32,7 @@
         android:allowBackup="true"
         android:icon="@drawable/icon"
         android:label="KDE Connect"
-        android:theme="@style/Theme.AppCompat"
+        android:theme="@style/KdeConnectTheme"
         >
 
         <service

res/values/styles.xml

@@ -1,20 +1,7 @@
 <resources>
 
-    <!--
-        Base application theme, dependent on API level. This theme is replaced
-        by AppBaseTheme from res/values-vXX/styles.xml on newer devices.
-    -->
-    <style name="AppBaseTheme" parent="android:Theme">
-        <!--
-            Theme customizations available in newer API levels can go in
-            res/values-vXX/styles.xml, while customizations related to
-            backward-compatibility can go here.
-        -->
-    </style>
+    <style name="KdeConnectTheme" parent="Theme.AppCompat">
 
-    <!-- Application theme. -->
-    <style name="AppTheme" parent="AppBaseTheme">
-        <!-- All customizations that are NOT specific to a particular API-level can go here. -->
     </style>
 
 </resources>