fix: Display JS "Claim Certificate" button (#17104)

The "Claim Certificate" button for the "JavaScript Algorithms and Data
Structures" projects will now be visible when all projects have been
completed.

common/app/routes/Settings/components/JSAlgoAndDSForm.jsx

@@ -55,6 +55,10 @@ class JSAlgoAndDSForm extends PureComponent {
       jsProjects = {},
       isCertClaimed
     } = this.props;
+    const completeCount = Object.values(jsProjects)
+      .filter(challengeInfo => Object.keys(challengeInfo).length !== 0)
+      .length;
+
     return (
       <FullWidthRow>
         <h3 className='project-heading'>{ projectBlockName }</h3>
@@ -100,7 +104,7 @@ class JSAlgoAndDSForm extends PureComponent {
           }
         </ul>
         {
-          Object.keys(jsProjects).length === 6 ?
+          Object.keys(jsProjects).length === completeCount ?
           <form onSubmit={ this.handleSubmit }>
             <BlockSaveButton>
               { isCertClaimed ? 'Show' : 'Claim'} Certificate