docs(licence): update licence dates

4 jobs for branch/default in 1 minute and 50 seconds (queued for 1 minute and 33 seconds)
Status Name Job ID Coverage
  Lint
passed black #494693
lint black

00:00:32

passed check-manifest #494694
lint check-manifest

00:01:26

passed flake8 #494692
lint flake8

00:00:50

 
  Tests
passed py3 #494695
tests py3

00:01:25