feat(spotless/gradle-plugin): Allow custom string format for license header copyright year/year range#2965

Maciej-Sitarz-IBM wants to merge 6 commits into

diffplug:maindiffplug/spotless:mainfrom

Maciej-Sitarz-IBM:msitarz/feature/copyright_year_formatMaciej-Sitarz-IBM/spotless:msitarz/feature/copyright_year_formatCopy head branch name to clipboard