[nongnu] elpa/package-lint updated (ee6b670eea -> 5eba825d65)

[ELPA Syncer]

elpasync pushed a change to branch elpa/package-lint.

      from  ee6b670eea Merge pull request #252 from 
purcell/dependabot/github_actions/cachix/install-nix-action-23
       new  dd65423999 Add support for functions provided by the compat package
       new  06f89486be Use a synthetic package for the snapshot dep warning test
       new  5713222666 Handle macros added by compat
       new  09ce8844e5 Merge pull request #254 from purcell/compat-support
       new  5eba825d65 Release 0.20


Summary of changes:
 .github/workflows/test.yml |  7 -------
 package-lint-test.el       | 40 ++++++++++++++++++++++++++++++++----
 package-lint.el            | 51 ++++++++++++++++++++++++++++++++++++----------
 run-tests.sh               |  2 +-
 4 files changed, 77 insertions(+), 23 deletions(-)