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/measurement/internal/zzgr.java

@@ -0,0 +1,36 @@
+package com.google.android.gms.measurement.internal;
+
+import android.content.SharedPreferences;
+import androidx.annotation.WorkerThread;
+import com.google.android.gms.common.internal.Preconditions;
+
+/* loaded from: classes3.dex */
+public final class zzgr {
+    private final String zza;
+    private boolean zzb;
+    private String zzc;
+    private final /* synthetic */ zzgl zzd;
+
+    @WorkerThread
+    public final String zza() {
+        if (!this.zzb) {
+            this.zzb = true;
+            this.zzc = this.zzd.zzg().getString(this.zza, null);
+        }
+        return this.zzc;
+    }
+
+    public zzgr(zzgl zzglVar, String str, String str2) {
+        this.zzd = zzglVar;
+        Preconditions.checkNotEmpty(str);
+        this.zza = str;
+    }
+
+    @WorkerThread
+    public final void zza(String str) {
+        SharedPreferences.Editor edit = this.zzd.zzg().edit();
+        edit.putString(this.zza, str);
+        edit.apply();
+        this.zzc = str;
+    }
+}