message: versioning-policy: add bug reporting and fixing policy
diff: @@ -69,6 +69,8 @@ The following versioning policy applies to the main-line releases only.
  there will always be a deprecation path for a breaking change.
  - Security fixes **may** be backported to older releases based on the simplicity
  of the upgrade path, and the severity of the vulnerability.
  +- Bug reports are valid only if reproducible in the most recent release, and bug
  + fixes are only applied to the next release.
  - We will do our best to adhere to this policy.
  ### Skew Policy
  