exclude platforms unsupported by CI

Author: LukasAud

.github/workflows/ci.yml

@@ -19,5 +19,5 @@ jobs:
     uses: "puppetlabs/cat-github-actions/.github/workflows/module_acceptance.yml@main"
     with:
       runs_on: "ubuntu-24.04"
-      flags: "--nightly"
+      flags: "--nightly --platform-exclude centos-7 --platform-exclude oraclelinux-7 --platform-exclude almalinux-7"
     secrets: "inherit"