fix(frontend): page header studio to brain studio (#2319)

# Description

Please include a summary of the changes and the related issue. Please
also include relevant motivation and context.

## Checklist before requesting a review

Please delete options that are not relevant.

- [ ] My code follows the style guidelines of this project
- [ ] I have performed a self-review of my code
- [ ] I have commented hard-to-understand areas
- [ ] I have ideally added tests that prove my fix is effective or that
my feature works
- [ ] New and existing unit tests pass locally with my changes
- [ ] Any dependent changes have been merged

## Screenshots (if appropriate):

frontend/app/studio/page.tsx

@@ -57,7 +57,11 @@ const Studio = (): JSX.Element => {
   return (
     <div className={styles.page_wrapper}>
       <div className={styles.page_header}>
-        <PageHeader iconName="brainCircuit" label="Studio" buttons={buttons} />
+        <PageHeader
+          iconName="brainCircuit"
+          label="Brain Studio"
+          buttons={buttons}
+        />
       </div>
       <div className={styles.content_wrapper}>
         <Tabs tabList={studioTabs} />