Bugfix
   * Fix an issue where resource is never freed when running one particular
     test suite with an alternative AES implementation. Fixes #4176.

Bugfix
   * Fix a resource leak in a test suite with an alternative AES
     implementation. Fixes #4176.

Reword changelog - Test Resource Leak
Reword changelog - Test Resource Leak

- “Fix an issue where X happens” → ”Fix X“
  the extra words are just a distraction.
- “resource” → “a resource”
- “where resource is never freed” has a name: it's a resource leak
- “when running one particular test suite” → “in a test suite”

Signed-off-by: Joe Subbiani <58338b749ceb75cc139988a3309cc9c135482ffd@arm.com>
