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/ads/zzbzs.java

@@ -0,0 +1,19 @@
+package com.google.android.gms.internal.ads;
+
+import java.util.concurrent.ThreadFactory;
+import java.util.concurrent.atomic.AtomicInteger;
+
+/* loaded from: classes3.dex */
+final class zzbzs implements ThreadFactory {
+    final /* synthetic */ String zza;
+    private final AtomicInteger zzb = new AtomicInteger(1);
+
+    public zzbzs(String str) {
+        this.zza = str;
+    }
+
+    @Override // java.util.concurrent.ThreadFactory
+    public final Thread newThread(Runnable runnable) {
+        return new Thread(runnable, "AdWorker(" + this.zza + ") #" + this.zzb.getAndIncrement());
+    }
+}