Use resource alias for launcher icon on API 21-25

app/src/main/res/drawable/ic_logo.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <shape android:shape="oval">
+            <solid android:color="@color/ic_launcher_background"/>
+        </shape>
+    </item>
+
+    <item android:drawable="@drawable/ic_magisk" />
+
+</layer-list>