wip(actions): install deps with cpanm

.github/workflows/github-action-test.yml

@@ -3,13 +3,12 @@ on: pull_request
 jobs:
   test:
     runs-on: ubuntu-latest
-    env:
-        PERL5LIB=$PERL5LIB:/usr/share/perl5
     steps:
       - uses: actions/checkout@v2
       - uses: shogo82148/actions-setup-perl@v1
       - name: Install package
         run: |
           sudo apt-get -y install libtest-perl-critic-perl
+      - run: cpanm --installdeps .
       - name: Test critic
         run: prove -lv t/critic.t