fix: remove unsupported repository parameter from create-pull-request step

Co-Authored-By: AJ Steers <[email protected]>

Author: devin-ai-integration[bot]

.github/workflows/publish.yml

@@ -395,7 +395,6 @@ jobs:
         uses: peter-evans/create-pull-request@v7
         with:
           token: ${{ steps.get-app-token.outputs.token }}
-          repository: airbytehq/airbyte-platform-internal
           commit-message: "chore: update CDK version following release"
           title: "chore: update CDK version following release"
           body: This is an automatically generated PR triggered by a CDK release