feat: Add .chezmoi.configFile template variable

chore: Tidy up Docker tests

chore: Break long lines

chore: Update dependencies

chore: Don't assume sudo for MacPorts install

chore: Adapt install script for Illumos and Solaris

chore: Don't display skipped checks in doctor command output

fix: Apply .chezmoiignore to externals

chore: Fix panic when .chezmoidata or .chezmoiexternal did not have a…

…n extension

feat: Re-enable building with Go 1.16