[skip ci] Update bump-gitstream-core workflow: add backticks to PR title

[MishaKav]

Summary

Updates the bump-gitstream-core workflow to improve formatting:

• Add backticks around @linearb/gitstream-core and version in PR titles for better readability

Changes Made

• Updated .github/workflows/bump-gitstream-core.yml:
  • Line 74: Added backticks to PR title format

Notes

• The commit message format was already correct in this repo (no backticks)
• Only the PR title needed updating

🔗 LINBEE-18911: https://linearb.atlassian.net/browse/LINBEE-18911

✨ PR Description

Purpose: Update bump-gitstream-core workflow to format package name and version with backticks in PR title for better readability.

Main changes:

• Added backticks around package name and version in PR title of the automated bump workflow

Generated by LinearB AI and added by gitStream.
_{AI-generated content may contain inaccuracies. Please verify before using. We'd love your feedback! 🚀}

[orca-security-us]

Orca Security Scan Summary

Status	Check	Issues by priority
Passed	Infrastructure as Code	0   0   0   0	View in Orca
Passed	SAST	0   0   0   0	View in Orca
Passed	Secrets	0   0   0   0	View in Orca
Passed	Vulnerabilities	0   0   0   0	View in Orca

[gitstream-cm]

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[gitstream-cm]

✨ PR Review

LGTM

Generated by LinearB AI and added by gitStream.
_{AI-generated content may contain inaccuracies. Please verify before using. We'd love your feedback! 🚀}