[docs-ci] isntalling minimal fonts on the docker image so documentaions...

[docs-ci] isntalling minimal fonts on the docker image so documentaions specifically graphviz renders proprly
4 jobs for <span class="ref-name">font-docs-ci</span> in 9 minutes and 9 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Build
passed #168923
docker
build_linux_36

00:03:44

passed #168924
docker
build_linux_37

00:03:39

passed #168925
macosx
build_macosx_36

00:09:08

passed #168926
macosx
build_macosx_37

00:08:56