Do not fail fast for now

Author: ahayworth

.github/workflows/main.yml

@@ -4,6 +4,7 @@ jobs:
   rspec:
     runs-on: ubuntu-latest
     strategy:
+      fail-fast: false
       matrix:
         include:
           - { puppet-version: "3.8.7",   ruby-version: "2.0", docker-tag: "" }