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/google/android/gms/auth/account/zzd.java

@@ -0,0 +1,15 @@
+package com.google.android.gms.auth.account;
+
+import android.os.IBinder;
+import android.os.IInterface;
+
+/* loaded from: classes2.dex */
+public abstract class zzd extends com.google.android.gms.internal.auth.zzb implements zze {
+    public static zze zzb(IBinder iBinder) {
+        if (iBinder == null) {
+            return null;
+        }
+        IInterface queryLocalInterface = iBinder.queryLocalInterface("com.google.android.gms.auth.account.IWorkAccountService");
+        return queryLocalInterface instanceof zze ? (zze) queryLocalInterface : new zzc(iBinder);
+    }
+}