Update peter-evans/create-pull-request action to v7

Author: renovate[bot]

.github/workflows/sync-release-version.yml

@@ -26,7 +26,7 @@ jobs:
         with:
           output: 'HISTORY.md'
       - name: Create Pull Request
-        uses: peter-evans/create-pull-request@v6.1.0
+        uses: peter-evans/create-pull-request@v7.0.6
         with:
           base: "main"
           labels: "merge when passing"

.github/workflows/test.yml

@@ -33,7 +33,7 @@ jobs:
           args: '-u'
       - name: Create Pull Request
         if: failure()
-        uses: peter-evans/create-pull-request@v6.1.0
+        uses: peter-evans/create-pull-request@v7.0.6
         with:
           base: "main"
           title: "Updated MANIFEST.in"

.github/workflows/update-readme.yml

@@ -34,7 +34,7 @@ jobs:
 
       - name: Create Pull Request
         if: failure()
-        uses: peter-evans/create-pull-request@v6
+        uses: peter-evans/create-pull-request@v7
         with:
           base: "main"
           labels: "merge when passing"