Bump peter-evans/create-pull-request from 6 to 7

Bumps [peter-evans/create-pull-request](https://github.com/peter-evans/create-pull-request) from 6 to 7.
- [Release notes](https://github.com/peter-evans/create-pull-request/releases)
- [Commits](peter-evans/create-pull-request@v6...v7)

---
updated-dependencies:
- dependency-name: peter-evans/create-pull-request
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/vuln-scan.yaml

@@ -205,7 +205,7 @@ jobs:
       # ref: https://github.com/peter-evans/create-pull-request
       - name: Create or update a PR
         if: steps.analyze.outputs.proceed == 'yes' && github.event_name != 'pull_request'
-        uses: peter-evans/create-pull-request@v6
+        uses: peter-evans/create-pull-request@v7
         with:
           token: "${{ secrets.jupyterhub_bot_pat }}"
           author: JupterHub Bot Account <[email protected]>

.github/workflows/watch-dependencies.yaml

@@ -114,7 +114,7 @@ jobs:
       # ref: https://github.com/peter-evans/create-pull-request
       - name: Create a PR
         if: steps.local.outputs.tag != steps.latest.outputs.tag
-        uses: peter-evans/create-pull-request@v6
+        uses: peter-evans/create-pull-request@v7
         with:
           token: "${{ secrets.jupyterhub_bot_pat }}"
           author: JupterHub Bot Account <[email protected]>
@@ -183,7 +183,7 @@ jobs:
       # ref: https://github.com/peter-evans/create-pull-request
       - name: Create a PR
         if: steps.local.outputs.version != steps.latest.outputs.version
-        uses: peter-evans/create-pull-request@v6
+        uses: peter-evans/create-pull-request@v7
         with:
           token: "${{ secrets.jupyterhub_bot_pat }}"
           author: JupterHub Bot Account <[email protected]>
@@ -216,7 +216,7 @@ jobs:
 
       # ref: https://github.com/peter-evans/create-pull-request
       - name: Create a PR
-        uses: peter-evans/create-pull-request@v6
+        uses: peter-evans/create-pull-request@v7
         with:
           token: "${{ secrets.jupyterhub_bot_pat }}"
           author: JupyterHub Bot Account <[email protected]>