update metadata

metadata.json

@@ -6,19 +6,36 @@
   "license": "GPLv3",
   "source": "",
   "dependencies": [
-
+    {
+      "name": "puppet-nodejs",
+      "version_requirement": "10.0.0"
+    },
+    {
+      "name": "puppet-redis",
+      "version_requirement": "9.3.0"
+    },
+    {
+      "name": "puppetlabs-apache",
+      "version_requirement": "10.1.1"
+    },
+    {
+      "name": "puppetlabs-postgresql",
+      "version_requirement": "10.0.2"
+    },
+    {
+      "name": "puppetlabs-vcsrepo",
+      "version_requirement": "5.4.0"
+    },
+    {
+      "name": "puppet-systemd", 
+      "version_requirement": "4.0.1'"
+    }
   ],
   "operatingsystem_support": [
-    {
-      "operatingsystem": "Debian",
-      "operatingsystemrelease": [
-        "10"
-      ]
-    },
     {
       "operatingsystem": "Ubuntu",
       "operatingsystemrelease": [
-        "18.04"
+        "20.04"
       ]
     }
   ],