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/common/zzab.java

@@ -0,0 +1,16 @@
+package com.google.android.gms.common;
+
+import com.google.android.gms.internal.common.zzag;
+
+/* loaded from: classes2.dex */
+final class zzab {
+    private final String zza;
+    private final zzag zzb;
+    private final zzag zzc;
+
+    public /* synthetic */ zzab(String str, long j, zzag zzagVar, zzag zzagVar2, zzaa zzaaVar) {
+        this.zza = str;
+        this.zzb = zzagVar;
+        this.zzc = zzagVar2;
+    }
+}