Fix syntax errors for linkify_changelog.py

[looklose]

Description

Fix syntax errors for linkify_changelog.py

closes: #XXXX

---

Before we can merge this PR, please make sure that all the following items have been
checked off. If any of the checklist items are not applicable, please leave them but
write a little note why.

• Targeted PR against correct branch (master)
• Linked to GitHub issue with discussion and accepted design OR have an explanation in the PR that describes this work.
• Wrote unit tests
• Updated relevant documentation in the code
• Added a relevant changelog entry to the Pending section in CHANGELOG.md
• Re-reviewed Files changed in the GitHub PR explorer

[z-tech]

Thanks for your contribution. Unfortunately, we are closing this PR. Please refer to our contribution guidelines for more details. We look forward to your next contribution!