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/ironsource/sf.java

@@ -0,0 +1,20 @@
+package com.ironsource;
+
+import com.ironsource.sdk.utils.SDKUtils;
+import java.util.HashMap;
+
+/* loaded from: classes2.dex */
+public class sf {
+    private HashMap<String, Object> a = new HashMap<>();
+
+    public sf a(String str, Object obj) {
+        if (obj != null) {
+            this.a.put(str, SDKUtils.encodeString(obj.toString()));
+        }
+        return this;
+    }
+
+    public HashMap<String, Object> a() {
+        return this.a;
+    }
+}