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/internal/common/zzb.java

@@ -0,0 +1,33 @@
+package com.google.android.gms.internal.common;
+
+import android.os.Binder;
+import android.os.IBinder;
+import android.os.IInterface;
+import android.os.Parcel;
+import android.os.RemoteException;
+
+/* loaded from: classes3.dex */
+public class zzb extends Binder implements IInterface {
+    public zzb(String str) {
+        attachInterface(this, str);
+    }
+
+    @Override // android.os.IInterface
+    public final IBinder asBinder() {
+        return this;
+    }
+
+    @Override // android.os.Binder
+    public final boolean onTransact(int i, Parcel parcel, Parcel parcel2, int i2) throws RemoteException {
+        if (i <= 16777215) {
+            parcel.enforceInterface(getInterfaceDescriptor());
+        } else if (super.onTransact(i, parcel, parcel2, i2)) {
+            return true;
+        }
+        return zza(i, parcel, parcel2, i2);
+    }
+
+    public boolean zza(int i, Parcel parcel, Parcel parcel2, int i2) throws RemoteException {
+        return false;
+    }
+}