Force Module::Pluggable installation for GH CI

Change-Id: I711c31ea9d17d40df344a644d7c85b05ccb27515
diff --git a/.github/workflows/linux-perl.yml b/.github/workflows/linux-perl.yml
index 3b0cc36..eef995a 100644
--- a/.github/workflows/linux-perl.yml
+++ b/.github/workflows/linux-perl.yml
@@ -23,6 +23,7 @@
         run: perl -V
       - name: Install dependencies
         run: |
+          cpanm --force Module::Pluggable
           cpanm https://github.com/Akron/Mojolicious-Plugin-Localize.git
           cpanm --installdeps .
           cpanm -n Cpanel::JSON::XS EV