Fix linting complaints.

Signed-off-by: Kurt Garloff <kurt@garloff.de>

Author: garloff

Standards/scs-0102-v1-image-metadata.md

@@ -283,8 +283,8 @@ completeness and consistency of mandatory properties. See the
 
 ### Version history
 
-* Version 1.0 has existed without notable changes since June 2021.
-* Version 1.1 was created in preparation for a new major version 2.0 and has the following additional recommendations:
-    - Reference OpenStack image spec for standard values of `os_distro`, `architecture` and `hypervisor_type`.
-    - Recommendation on `os_version` to be a version number (if such a value exists).
-    - Recommended field `os_purpose`.
+- Version 1.0 has existed without notable changes since June 2021.
+- Version 1.1 was created in preparation for a new major version 2.0 and has the following additional recommendations:
+  - Reference OpenStack image spec for standard values of `os_distro`, `architecture` and `hypervisor_type`.
+  - Recommendation on `os_version` to be a version number (if such a value exists).
+  - Recommended field `os_purpose`.