Please tell me how to show number on a head of title if this issue is specification.

• Extension version: 0.56.0
• VSCode Version: Version: 1.74.3, Commit: 97dec172d3256f8ca4bfb2143f3f76b503ca0534
• OS: macOS Monterey 12.6.2 (21G320)

Steps to Reproduce:

1. Show pull requests in the side bar

0.56.0

Missing PR number

0.54.1

Shown PR number