build(deps): bump gatsby-remark-responsive-iframe in /docs (golangci#2803)

Author: dependabot[bot]

docs/package-lock.json

@@ -31,7 +31,7 @@
     "gatsby-remark-external-links": "^0.0.4",
     "gatsby-remark-images": "^6.11.1",
     "gatsby-remark-mermaid": "^2.1.0",
-    "gatsby-remark-responsive-iframe": "^5.11.0",
+    "gatsby-remark-responsive-iframe": "^5.13.0",
     "gatsby-source-filesystem": "^4.13.0",
     "gatsby-transformer-remark": "^5.11.1",
     "gatsby-transformer-sharp": "^4.13.0",