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/zzder.java

@@ -0,0 +1,17 @@
+package com.google.android.gms.internal.ads;
+
+/* loaded from: classes3.dex */
+public abstract class zzder extends zzcra {
+    public abstract zzcxz zza();
+
+    @Override // com.google.android.gms.internal.ads.zzcra
+    public abstract zzcwl zzc();
+
+    public abstract zzdeq zzg();
+
+    public abstract zzdfr zzh();
+
+    public abstract zzdov zzi();
+
+    public abstract zzecp zzl();
+}