Refactor torch to mantra

composeApp/src/androidMain/AndroidManifest.xml

@@ -7,7 +7,7 @@
     <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
 
     <application
-        android:name=".TorchApplication"
+        android:name=".MantraApplication"
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
@@ -16,7 +16,7 @@
         android:theme="@android:style/Theme.Material.Light.NoActionBar">
         <activity
             android:exported="true"
-            android:name="at.torch.android.MainActivity">
+            android:name="press.mantra.android.MainActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />