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/vungle/ads/internal/util/CollectionsConcurrencyUtil.java

@@ -0,0 +1,28 @@
+package com.vungle.ads.internal.util;
+
+import java.util.HashSet;
+import kotlin.jvm.internal.Intrinsics;
+
+/* loaded from: classes4.dex */
+public final class CollectionsConcurrencyUtil {
+    public static final CollectionsConcurrencyUtil INSTANCE = new CollectionsConcurrencyUtil();
+
+    private CollectionsConcurrencyUtil() {
+    }
+
+    public static final synchronized HashSet<String> getNewHashSet(HashSet<String> hashSet) {
+        HashSet<String> hashSet2;
+        synchronized (CollectionsConcurrencyUtil.class) {
+            hashSet2 = new HashSet<>(hashSet);
+        }
+        return hashSet2;
+    }
+
+    public static final synchronized void addToSet(HashSet<String> hashset, String set) {
+        synchronized (CollectionsConcurrencyUtil.class) {
+            Intrinsics.checkNotNullParameter(hashset, "hashset");
+            Intrinsics.checkNotNullParameter(set, "set");
+            hashset.add(set);
+        }
+    }
+}