Log Message:
npm: updated to 6.13.6

6.13.6:

DEPENDENCIES
pacote@9.5.12:
* fix(git): Do not drop uid/gid when executing in root-owned directory

6.13.5:

BUG FIXES
Fix cache location for npm ci
fix(version): using 'allow-same-version', git commit --allow-empty and git tag -f

TESTING
test(ci): add failing cache config test
test: fix bin-overwriting test on Windows
ci: Allow builds to run even if one fails
Remove the unused appveyor.yml
ci: switch to actions/checkout@v2

DOCUMENTATION
fix netlify publish path config
update gatsby dependencies
docs: clarify usage of global prefix