Update hiera yaml to version 5

hiera.yaml

@@ -1,22 +1,22 @@
 ---
-version: 4
-datadir: data
+version: 5
+
+defaults:
+  datadir: data
+  data_hash: 'yaml_data'
+
 hierarchy:
-  - name: "Full Version"
-    backend: yaml
-    path: "%{facts.os.name}-%{facts.os.release.full}"
+  - name: 'Full Version'
+    path: '%{facts.os.name}-%{facts.os.release.full}.yaml'
 
-  - name: "Major Version"
-    backend: yaml
-    path: "%{facts.os.name}-%{facts.os.release.major}"
+  - name: 'Major Version'
+    path: '%{facts.os.name}-%{facts.os.release.major}.yaml'
 
-  - name: "Distribution Name"
-    backend: yaml
-    path: "%{facts.os.name}"
+  - name: 'Distribution Name'
+    path: '%{facts.os.name}.yaml'
 
-  - name: "Operating System Family"
-    backend: yaml
-    path: "%{facts.os.family}"
+  - name: 'Operating System Family'
+    path: '%{facts.os.family}.yaml'
 
-  - name: "common"
-    backend: yaml
+  - name: 'common'
+    path: 'common.yaml'

metadata.json

@@ -26,10 +26,9 @@
   "requirements": [
     {
       "name": "puppet",
-      "version_requirement": ">= 4.6.1 < 6.0.0"
+      "version_requirement": ">= 4.9.0 < 6.0.0"
     }
   ],
-  "data_provider": "hiera",
   "operatingsystem_support": [
     {
       "operatingsystem": "RedHat",