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/mbridge/msdk/newreward/function/command/a.java

@@ -0,0 +1,11 @@
+package com.mbridge.msdk.newreward.function.command;
+
+/* loaded from: classes4.dex */
+public abstract class a {
+    public abstract <T extends e> T a(b bVar);
+
+    public abstract void a(b bVar, com.mbridge.msdk.newreward.a.b.b bVar2);
+
+    public void a(b bVar, String str) {
+    }
+}