Merge pull request #969 from puppetlabs/pdksync_remove_puppet5

pdksync - Remove Puppet 5 from testing and bump minimal version to 6.0.0

diff --combined metadata.json
index 78db794226b4f0142c36e2ac5ec0055aedc0d54d,a0d17abf5c81bf207e06ffc99b9dd5c31bc5aa75..e2eafb7bfbacc23b31e98e2635993a5a8043277b
--- 1/metadata.json
--- 2/metadata.json
+++ b/metadata.json
@@@ -1,6 -1,6 +1,6 @@@
  {
    "name": "puppetlabs-apt",
 -  "version": "7.7.0",
 +  "version": "7.7.1",
    "author": "puppetlabs",
    "summary": "Provides an interface for managing Apt source, key, and definitions with Puppet",
    "license": "Apache-2.0",
@@@ -39,10 -39,10 +39,10 @@@
    "requirements": [
      {
        "name": "puppet",
-       "version_requirement": ">= 5.5.10 < 8.0.0"
+       "version_requirement": ">= 6.0.0 < 8.0.0"
      }
    ],
    "template-url": "https://github.com/puppetlabs/pdk-templates.git#main",
-   "template-ref": "heads/main-0-g1862b96",
-   "pdk-version": "1.19.0.pre (47)"
+   "template-ref": "heads/main-0-g44cc7ed",
+   "pdk-version": "1.18.1"
  }