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/fyber/inneractive/sdk/mraid/u.java

@@ -0,0 +1,11 @@
+package com.fyber.inneractive.sdk.mraid;
+
+/* loaded from: classes2.dex */
+public abstract class u {
+    public abstract String a();
+
+    public final String toString() {
+        String a = a();
+        return a != null ? a.replaceAll("[^a-zA-Z0-9_,:\\s\\{\\}\\'\\\"]", "") : "";
+    }
+}