Prepare for v1.0.3

[emcfarlane]

Below is the draft release notes:

What's Changed

• Add migration guide doc by @emcfarlane in Add migration guide doc #74
• Set --debug when the action is using debug logging by @emcfarlane in Set debug when the action is using debug logging #78
• Set --source-control-url on push so that the push action now works by default on enterprise GitHub instances by @nicksnyder in Set --source-control-url on push #86

New Contributors

• @doriable made their first contribution in Update NPM dependencies #98

Full Changelog: v1.0.2...v1.0.3

[nicksnyder]

On the release notes, can you update the description of my change to be Set --source-control-url on push so that the push action now works by default on enterprise GitHub instances