fix(deps): update dependency @adobe/remark-gridtables to v3.0.15 (#161)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -34,7 +34,7 @@
     "@adobe/fetch": "4.2.3",
     "@adobe/helix-markdown-support": "7.1.13",
     "@adobe/helix-shared-process-queue": "3.1.3",
-    "@adobe/remark-gridtables": "3.0.14",
+    "@adobe/remark-gridtables": "3.0.15",
     "entities": "^6.0.0",
     "github-slugger": "2.0.0",
     "handlebars": "^4.7.8",