Release v0.3.13

Changelog

5526aea Added badges
302bc64 Added code coverage config
5bd6a52 Added label sync
b4c0cdb Bump github.com/mrz1836/go-ses from 0.0.15 to 0.0.16
87a2169 Merge pull request #3 from mrz1836/dependabot/go_modules/master/github.com/mrz1836/go-ses-0.0.16
0a48047 Minor fixes, run 1.16.x
3e6c62d Updated labels, mergify
94ce0f2 Updated makefile
0865730 Updated mergify config
469f0a4 Upgraded deps