Bump tj-actions/changed-files from 45 to 46 (#1694)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/markdownlint.yml

@@ -25,7 +25,7 @@ jobs:
       run: |
         npm install
 
-    - uses: tj-actions/changed-files@v45
+    - uses: tj-actions/changed-files@v46
       id: changed-files
       with:
         files: 'content/**/*.md'