feat: upgrade gatsby-plugin-offline from 5.23.0 to 6.14.0

Snyk has created this PR to upgrade gatsby-plugin-offline from 5.23.0 to 6.14.0.

See this package in npm:
gatsby-plugin-offline

See this project in Snyk:
https://app.snyk.io/org/fengshangwuqi-github-marketplace/project/de2bfcf1-d26e-498c-9f9a-d508f52cff84?utm_source=github&utm_medium=referral&page=upgrade-pr

package.json

@@ -86,7 +86,7 @@
     "gatsby-plugin-google-gtag": "4.23.0",
     "gatsby-plugin-image": "1.9.0",
     "gatsby-plugin-mdx": "3.18.1",
-    "gatsby-plugin-offline": "5.23.0",
+    "gatsby-plugin-offline": "6.14.0",
     "gatsby-plugin-pnpm": "1.2.10",
     "gatsby-plugin-react-helmet-async": "1.2.3",
     "gatsby-plugin-react-svg": "3.1.0",