Remove outdated pin

LukasAud · LukasAud · commit 543491241d0f · 2025-09-22T15:52:42.000+01:00
diff --git a/.fixtures.yml b/.fixtures.yml
@@ -6,4 +6,3 @@ fixtures:
     "provision": "https://github.com/puppetlabs/provision.git"
     puppet_agent:
       repo: 'https://github.com/puppetlabs/puppetlabs-puppet_agent.git'
-      ref: v4.21.0
