Use node16

What's Changed

• Adds title rendering and fixes readme examples by @luigibertaco in #2

New Contributors

• @luigibertaco made their first contribution in #2

Full Changelog: https://github.com/luigibertaco/dynamic-template-action/commits/1.0.1

v1.0.0 - Dynamic Template Tag

The first version contains the basic mustache template implementation for PR title and body replaces using PR payload.