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/zzfxx.java

@@ -0,0 +1,31 @@
+package com.google.android.gms.internal.ads;
+
+import java.util.Collection;
+import java.util.Iterator;
+
+/* loaded from: classes3.dex */
+public final class zzfxx {
+    public static Object zza(Iterator it) {
+        if (!it.hasNext()) {
+            return null;
+        }
+        Object next = it.next();
+        it.remove();
+        return next;
+    }
+
+    public static void zzb(Iterator it) {
+        while (it.hasNext()) {
+            it.next();
+            it.remove();
+        }
+    }
+
+    public static boolean zzc(Collection collection, Iterator it) {
+        boolean z = false;
+        while (it.hasNext()) {
+            z |= collection.add(it.next());
+        }
+        return z;
+    }
+}