Demote some megalint errors to warnings

- Demote `actionlint` errors to warnings
- Demote `trivy` errors to warnings

Signed-off-by: Joe Block <[email protected]>

Author: unixorn

.github/workflows/mega-linter.yml

@@ -55,8 +55,10 @@ jobs:
           DEFAULT_BRANCH: main
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           DISABLE_LINTERS: MARKDOWN_MARKDOWN_LINK_CHECK,REPOSITORY_SECRETLINT,SPELL_CSPELL
+          ACTION_ACTIONLINT_DISABLE_ERRORS: true
           REPOSITORY_CHECKOV_DISABLE_ERRORS: true
           REPOSITORY_KICS_DISABLE_ERRORS: true
+          REPOSITORY_TRIVY_DISABLE_ERRORS: true
 
       # Upload Mega-Linter artifacts.
       # They will be available on Github action page "Artifacts" section