merge os-hardening role into collection

roles/os_hardening/meta/main.yml

@@ -0,0 +1,29 @@
+---
+galaxy_info:
+  author: "Sebastian Gumprich"
+  description: 'This role provides numerous security-related configurations, providing all-round base protection.'
+  company: Hardening Framework Team
+  license: Apache License 2.0
+  min_ansible_version: '2.5'
+  platforms:
+    - name: EL
+      versions:
+        - 7
+        - 8
+    - name: Ubuntu
+      versions:
+        - xenial
+        - bionic
+    - name: Debian
+      versions:
+        - stretch
+        - buster
+    - name: Amazon
+    - name: Fedora
+    - name: openSUSE
+    - name: ArchLinux
+  galaxy_tags:
+    - system
+    - security
+    - hardening
+dependencies: []