Merge pull request #332 from alexjfisher/bump_minimum_postgresql_dep

Fix minimum version of puppetlabs/postgresql

Author: Filipovici-Andrei

metadata.json

@@ -14,7 +14,7 @@
     },
     {
       "name": "puppetlabs/postgresql",
-      "version_requirement": ">= 4.0.0 < 8.0.0"
+      "version_requirement": ">= 6.5.0 < 8.0.0"
     },
     {
       "name": "puppetlabs/firewall",