Fix description typo for upgrade mcp job

Change-Id: Iaf08c6126d0cdf14e51c2e9e8ba541f16d2a9a9e
Related-Prod: PROD-29359 (PROD:29359)
(cherry picked from commit 11f432b312bbd2cf7aea7c8a13f6f8114d754a3a)
1 file changed