Release 1.8.0 version

Change-Id: Id5dbee79e2df9a0bd0185d649cbcbf5c0e288178

changelogs/changelog.yaml

@@ -319,3 +319,25 @@ releases:
       - Fix collection guidelines
       release_summary: Bugfixes
     release_date: '2022-03-10'
+  1.8.0:
+    changes:
+      bugfixes:
+      - Add 'all_projects' to server_action module
+      - Add subnet pool module
+      - Bumped minimum required OpenStack SDK release to SDK 0.36.0 (Train)
+      - Changed compute_flavor_info module to use OpenStack SDK's proxy layer
+      - Dropped deprecated return values in floating_ip_info and assert remaining
+        fields
+      - Fix ansible-lint issues for the newest version
+      - Fix assertion after stack deletion
+      - Handle aggregate host list set to None
+      - Reenabled check-import.sh which tests imports to Ansible Galaxy
+      - Remove old,  unsupported parameters from documentation in image_info module
+      - Router - Remove unneeded 'filter' parameter
+      - Updated return value docs of compute_service_info module
+      release_summary: Subnet pool module and bugfixes
+    modules:
+    - description: Create or Delete subnet pools from OpenStack.
+      name: subnet_pool
+      namespace: ''
+    release_date: '2022-04-08'