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/appset/zzg.java

@@ -0,0 +1,20 @@
+package com.google.android.gms.internal.appset;
+
+import android.os.IBinder;
+import android.os.IInterface;
+import android.os.Parcel;
+import android.os.RemoteException;
+
+/* loaded from: classes3.dex */
+public final class zzg extends zza implements IInterface {
+    public zzg(IBinder iBinder) {
+        super(iBinder, "com.google.android.gms.appset.internal.IAppSetService");
+    }
+
+    public final void zzc(com.google.android.gms.appset.zza zzaVar, zzf zzfVar) throws RemoteException {
+        Parcel zza = zza();
+        zzc.zzb(zza, zzaVar);
+        zzc.zzc(zza, zzfVar);
+        zzb(1, zza);
+    }
+}