ci: replce hub with gh CLI (#4326)

It looks like `hub` was removed from all newer versions of GitHub
Actions and users are required to install it on their systems to be able
to use it. Instead of using `hub` this PR replaces it with `gh` cli

No QA required

.github/workflows/release.yml

@@ -39,11 +39,9 @@ jobs:
               --output-indicator-new=! CHANGELOG.md | egrep '^!' | awk -F'^[!]' '{print $2}' | sed -e 's/\n/$0A/g'
           )
 
-          echo "chore(release): v$Version" > /tmp/pr.txt
-          echo "" >> /tmp/pr.txt
           echo "$ReleaseNotes" >> /tmp/pr.txt
           echo "" >> /tmp/pr.txt
           echo "This PR was opened by a robot :robot: :tada:" >> /tmp/pr.txt
-          hub pull-request --file /tmp/pr.txt --base master
+          gh pr create --title "chore(release): v$Version" --body-file "/tmp/pr.txt" --base master
         env:
           GITHUB_TOKEN: ${{ secrets.PAT }}