chore: Set checkboxes according to the default option values

Author: prantlf

web/jsonlint.html

@@ -120,11 +120,11 @@ <h1>JSON Lint</h1>
               <label for="duplicate-object-keys">Allow duplicate object keys</label>
             </div>
             <div>
-              <input type="checkbox" checked id="ignore-proto-key">
+              <input type="checkbox" id="ignore-proto-key">
               <label for="ignore-proto-key">Ignore __proto__ key</label>
             </div>
             <div>
-              <input type="checkbox" checked id="ignore-prototype-keys">
+              <input type="checkbox" id="ignore-prototype-keys">
               <label for="ignore-prototype-keys">Ignore Object.prototype keys</label>
             </div>
           </div>