docs(transaction): fix intro snippet verb kinds to match defineTransaction

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: jherr

docs/transaction/overview.md

@@ -63,7 +63,6 @@ export const blogTxnDef = clientTransaction<typeof blogTransaction>({
   drafting: 'chat',
   heroImage: 'one-shot',
   narration: 'one-shot',
-  blogPost: 'one-shot',
 })
 ```