chore: Add cloud hosting option for starter READMEs (#30792)

Co-authored-by: gatsbybot <[email protected]>

Author: gatsbybot

README.md

@@ -35,6 +35,12 @@ Quickly get started using the Gatsby blog core theme! This starter creates a new
 
     To get started, check out the guide to [using the Gatsby blog theme starter](https://gatsbyjs.com/docs/themes/using-a-gatsby-theme), or the longer, [more detailed tutorial](https://gatsbyjs.com/tutorial/using-a-theme).
 
+## 🚀 Quick start (Gatsby Cloud)
+
+Deploy this starter with one click on [Gatsby Cloud](https://www.gatsbyjs.com/cloud/):
+
+[<img src="https://www.gatsbyjs.com/deploynow.svg" alt="Deploy to Gatsby Cloud">](https://www.gatsbyjs.com/dashboard/deploynow?url=https://github.com/gatsbyjs/gatsby-starter-blog-theme-core)
+
 ## 🧐 What's inside?
 
 Here are the top-level files and directories you'll see in a site created using the blog theme starter:

yarn.lock

@@ -11468,11 +11468,9 @@ [email protected]:
   integrity sha512-VCdBRNFTX1fyE7Nb6FYoURo/SPe62QCaAyzJvUjwRaIsc+NePBEniHlvxFmmX56+HZphIGtV0XeCirBtpDrTyQ==
 
 qs@^6.9.4:
-  version "6.10.1"
-  resolved "https://registry.yarnpkg.com/qs/-/qs-6.10.1.tgz#4931482fa8d647a5aab799c5271d2133b981fb6a"
-  integrity sha512-M528Hph6wsSVOBiYUnGf+K/7w0hNshs/duGsNXPUCLH5XAqjEtiPGwNONLV0tBH8NoGb0mvD5JubnUTrujKDTg==
-  dependencies:
-    side-channel "^1.0.4"
+  version "6.9.6"
+  resolved "https://registry.yarnpkg.com/qs/-/qs-6.9.6.tgz#26ed3c8243a431b2924aca84cc90471f35d5a0ee"
+  integrity sha512-TIRk4aqYLNoJUbd+g2lEdz5kLWIuTMRagAXxl78Q0RiVjAOugHmeKNGdd3cwo/ktpf9aL9epCfFqWDEKysUlLQ==
 
 query-string@^4.1.0:
   version "4.3.4"