chore: replace all uses of gatsbyjs.org with gatsbyjs.com (#35101)

Co-authored-by: LekoArts <lekoarts@gmail.com>

Author: aghreed

.github/actions/gatsby-site-showcase-validator/README.md

@@ -1,5 +1,5 @@
 # Gatsby Site Showcase Validator
 
-A simple node script that visits and checks all of the sites in the [Site Showcase](https://www.gatsbyjs.org/showcase/) for Gatsby.
+A simple node script that visits and checks all of the sites in the [Site Showcase](https://www.gatsbyjs.com/showcase/) for Gatsby.
 
 Run locally [using act](https://github.com/nektos/act): `act -a "gatsby-site-showcase-validator"`

benchmarks/gabe-csv-markdown/src/components/bio.js

@@ -2,7 +2,7 @@
  * Bio component that queries for data
  * with Gatsby's useStaticQuery component
  *
- * See: https://www.gatsbyjs.org/docs/use-static-query/
+ * See: https://www.gatsbyjs.com/docs/use-static-query/
  */
 
 import React from "react"