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/zzdob.java

@@ -0,0 +1,20 @@
+package com.google.android.gms.internal.ads;
+
+/* loaded from: classes3.dex */
+public abstract class zzdob extends zzcra {
+    public abstract zzcxz zza();
+
+    public abstract zzdeb zzg();
+
+    public abstract zzdfr zzh();
+
+    public abstract zzdoa zzi();
+
+    public abstract zzdov zzl();
+
+    public abstract zzecp zzm();
+
+    public abstract zzehj zzn();
+
+    public abstract zzeid zzo();
+}