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/fido/zzfc.java

@@ -0,0 +1,11 @@
+package com.google.android.gms.internal.fido;
+
+/* loaded from: classes3.dex */
+final class zzfc {
+    private final String zza;
+
+    public static /* bridge */ /* synthetic */ String zza(zzfc zzfcVar) {
+        String str = zzfcVar.zza;
+        return null;
+    }
+}