Add Discord community version (64-bit only)

- Added realracing3-community.apk (71.57 MB)
- Removed 32-bit support (armeabi-v7a)
- Only includes arm64-v8a libraries
- Decompiled source code included
- Added README-community.md with analysis

decompiled-community/sources/com/ironsource/j1.java

@@ -0,0 +1,13 @@
+package com.ironsource;
+
+/* loaded from: classes2.dex */
+public enum j1 {
+    LOAD_REQUEST(0),
+    LOAD_SUCCESS(1),
+    SHOW_SUCCESS(2),
+    SHOW_FAIL(3),
+    DESTROYED(4);
+
+    j1(int i) {
+    }
+}