Add check item for using the correct base branch
* Update pull_request_template.md * Fix typo * Update .github/pull_request_template.md Co-authored-by: schmidtc1 <62030095+schmidtc1@users.noreply.github.com> --------- Co-authored-by: schmidtc1 <62030095+schmidtc1@users.noreply.github.com>