Fix GHA deprecation warning (upgrade lychee-action to 1.5.2) (#476)

Upgrade lychee-action to 1.5.2

Author: spier

.github/workflows/link-checker-prs.yml

@@ -37,7 +37,7 @@ jobs:
 
       - if: ${{ env.MARKDOWN_FILES != '' }}
         name: Link Checker
-        uses: lycheeverse/[email protected].0
+        uses: lycheeverse/[email protected].2
         with:
           args: --verbose --no-progress --cache --max-cache-age 1d $MARKDOWN_FILES
           fail: true

.github/workflows/link-checker.yml

@@ -24,7 +24,7 @@ jobs:
           restore-keys: cache-lychee-
 
       - name: Link Checker
-        uses: lycheeverse/[email protected].0
+        uses: lycheeverse/[email protected].2
         with:
           args: --verbose --no-progress --cache --max-cache-age 1d README.md patterns/ book/ translation/
           fail: true