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/ads/zzb.java

@@ -0,0 +1,28 @@
+package com.google.android.gms.ads;
+
+import android.content.Context;
+import com.google.android.gms.ads.internal.client.zzbc;
+import com.google.android.gms.ads.internal.client.zzci;
+import com.google.android.gms.internal.ads.zzbpa;
+
+/* loaded from: classes2.dex */
+public final class zzb {
+    private static volatile zzci zza;
+
+    private zzb() {
+    }
+
+    public static zzci zza(Context context) {
+        if (zza == null) {
+            synchronized (zzb.class) {
+                try {
+                    if (zza == null) {
+                        zza = zzbc.zza().zzg(context.getApplicationContext(), new zzbpa());
+                    }
+                } finally {
+                }
+            }
+        }
+        return zza;
+    }
+}