chore(changelogs): update changelogs (#38611)

Co-authored-by: GatsbyJS Bot <[email protected]>

Author: gatsbybot

packages/gatsby-graphiql-explorer/CHANGELOG.md

@@ -3,6 +3,12 @@
 All notable changes to this project will be documented in this file.
 See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.
 
+### [3.12.1](https://github.com/gatsbyjs/gatsby/commits/[email protected]/packages/gatsby-graphiql-explorer) (2023-09-27)
+
+#### Features
+
+- lower minimum node version [#38577](https://github.com/gatsbyjs/gatsby/issues/38577) [#38579](https://github.com/gatsbyjs/gatsby/issues/38579) ([9ffed29](https://github.com/gatsbyjs/gatsby/commit/9ffed294c9a3dfcaa83b7bdcb0a8db08f0761b66))
+
 ## [3.12.0](https://github.com/gatsbyjs/gatsby/commits/[email protected]/packages/gatsby-graphiql-explorer) (2023-08-24)
 
 [🧾 Release notes](https://www.gatsbyjs.com/docs/reference/release-notes/v5.12)

packages/gatsby/CHANGELOG.md

@@ -3,6 +3,10 @@
 All notable changes to this project will be documented in this file.
 See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.
 
+### [5.12.5](https://github.com/gatsbyjs/gatsby/commits/[email protected]/packages/gatsby) (2023-09-27)
+
+**Note:** Version bump only for package gatsby
+
 ### [5.12.4](https://github.com/gatsbyjs/gatsby/commits/[email protected]/packages/gatsby) (2023-09-05)
 
 #### Bug Fixes