tree bf72fa2b5c92c8cc4b6287334492f4e87f42c728
parent e58f48f58a7a1ad35b2bfba717dd4bf8a86712db
author Fabio Utzig <utzig@apache.org> 1613082655 -0300
committer Fabio Utzig <utzig@utzig.org> 1613132927 -0300

ci: add caching for imgtool pip packages

Cache python dependencies for faster install and test times.

Signed-off-by: Fabio Utzig <utzig@apache.org>