chore(ci): Whitelist dependabot for CLA check

Added renovate bot to the allowlist in CLA workflow.

Author: rnwood

.github/workflows/cla.yml

@@ -27,7 +27,7 @@ jobs:
           path-to-document: 'https://github.com/rnwood/smtp4dev/blob/master/CLA.md'
           # branch should not be protected
           branch: 'clas'
-          allowlist: rnwood,dependabot[bot],copilot,Copilot,copilot-swe-agent[bot]
+          allowlist: rnwood,dependabot[bot],copilot,Copilot,copilot-swe-agent[bot],renovate[bot],renovate,web-flow
 
           # Custom messages for better user experience
           create-file-commit-message: 'docs: create CLA signature storage file'
@@ -50,4 +50,4 @@ jobs:
             ✅ **All contributors have signed the CLA!** 
             
             Thank you for signing the Contributor License Agreement. Your contribution can now be reviewed and merged! 🚀
-          lock-pullrequest-aftermerge: false
+          lock-pullrequest-aftermerge: false