[Android] Include adaptative launcher icons (#13423)

pkg/android/phoenix-common/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+  <background android:drawable="@color/ic_launcher_background"/>
+  <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
+</adaptive-icon>

pkg/android/phoenix-common/res/values/colors.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+  <color name="ic_launcher_background">#333333</color>
+</resources>

pkg/android/phoenix-legacy/AndroidManifest.xml

@@ -18,7 +18,7 @@
 
     <application
         android:allowBackup="true"
-        android:icon="@drawable/ic_launcher"
+        android:icon="@mipmap/ic_launcher"
         android:label="RetroArch"
         android:hasCode="true"
         android:isGame="true"

pkg/android/phoenix/AndroidManifest.xml

@@ -17,7 +17,7 @@
     <application
         android:name="com.google.android.play.core.splitcompat.SplitCompatApplication"
         android:allowBackup="true"
-        android:icon="@drawable/ic_launcher"
+        android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:hasCode="true"
         android:isGame="true"

pkg/android/phoenix/src/com/retroarch/browser/provider/RetroDocumentsProvider.java

@@ -78,7 +78,7 @@ public class RetroDocumentsProvider extends DocumentsProvider {
         row.add(Root.COLUMN_TITLE, applicationName);
         row.add(Root.COLUMN_MIME_TYPES, ALL_MIME_TYPES);
         row.add(Root.COLUMN_AVAILABLE_BYTES, BASE_DIR.getFreeSpace());
-        row.add(Root.COLUMN_ICON, R.drawable.ic_launcher);
+        row.add(Root.COLUMN_ICON, R.mipmap.ic_launcher);
         return result;
     }
 
@@ -265,7 +265,7 @@ public class RetroDocumentsProvider extends DocumentsProvider {
         row.add(Document.COLUMN_MIME_TYPE, mimeType);
         row.add(Document.COLUMN_LAST_MODIFIED, file.lastModified());
         row.add(Document.COLUMN_FLAGS, flags);
-        row.add(Document.COLUMN_ICON, R.drawable.ic_launcher);
+        row.add(Document.COLUMN_ICON, R.mipmap.ic_launcher);
     }
 
 }