Bump gatsby-source-filesystem from 5.14.0 to 5.15.0 in /website (#313)

Bumps [gatsby-source-filesystem](https://github.com/gatsbyjs/gatsby/tree/HEAD/packages/gatsby-source-filesystem) from 5.14.0 to 5.15.0.
- [Release notes](https://github.com/gatsbyjs/gatsby/releases)
- [Changelog](https://github.com/gatsbyjs/gatsby/blob/master/packages/gatsby-source-filesystem/CHANGELOG.md)
- [Commits](https://github.com/gatsbyjs/gatsby/commits/gatsby-source-filesystem@5.15.0/packages/gatsby-source-filesystem)

---
updated-dependencies:
- dependency-name: gatsby-source-filesystem
  dependency-version: 5.15.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

website/package.json

@@ -29,7 +29,7 @@
     "gatsby-plugin-sass": "^6.15.0",
     "gatsby-plugin-sharp": "^5.14.0",
     "gatsby-plugin-sitemap": "^6.15.0",
-    "gatsby-source-filesystem": "^5.14.0",
+    "gatsby-source-filesystem": "^5.15.0",
     "gatsby-transformer-remark": "^6.14.0",
     "gatsby-transformer-sharp": "^5.14.0",
     "react": "^18.2.0",

website/yarn.lock

@@ -5786,16 +5786,16 @@ gatsby-sharp@^1.15.0:
   dependencies:
     sharp "^0.32.6"
 
-gatsby-source-filesystem@^5.14.0:
-  version "5.14.0"
-  resolved "https://registry.yarnpkg.com/gatsby-source-filesystem/-/gatsby-source-filesystem-5.14.0.tgz#f2c765f2eead173918b3d1bc92626bc770867972"
-  integrity sha512-uewEJaHvdxZlN6DOtZCIUuI7X5v9MRk5IVpCYy9SIZCDbnUA5siEd2A4SC+kcXxJM6AUbdvkfayqpVJrm5JaZA==
+gatsby-source-filesystem@^5.15.0:
+  version "5.15.0"
+  resolved "https://registry.yarnpkg.com/gatsby-source-filesystem/-/gatsby-source-filesystem-5.15.0.tgz#4157ae2ae41939f83f4599033ede5160bd58e010"
+  integrity sha512-i8pJdgGEVo+M9F1BCChKg3kzxpMTsK/wddtNvUPZj47yJGNJlW3Cax6Qr8mTu8/Rm5kno4+uM8eLKjwdB0ajMQ==
   dependencies:
     "@babel/runtime" "^7.20.13"
-    chokidar "^3.5.3"
+    chokidar "^3.6.0"
     file-type "^16.5.4"
     fs-extra "^11.2.0"
-    gatsby-core-utils "^4.14.0"
+    gatsby-core-utils "^4.15.0"
     mime "^3.0.0"
     pretty-bytes "^5.6.0"
     valid-url "^1.0.9"