v2.1.20

Use node16 for running the action. -- The v2 branch will still point to v2.1.19 until node16 becomes available to everyone.
Update dependencies.

v2.1.19

Update dependencies.

v2.1.18

Update dependencies.

v2.1.17

Update dependencies.

v2.1.16

Use GNU tar on macOS if it's installed (updated @actions/cache to 1.0.6)

v2.1.15

Update dependencies.

v2.1.14

Update dependencies.

v2.1.13

Update dependencies.

v2.1.12

Update dependencies.

v2.1.11

Update dependencies.
Fix exec wrapper to only trim the full output instead of every buffer write.