Bump fastify from 4.18.0 to 4.21.0

Bumps [fastify](https://github.com/fastify/fastify) from 4.18.0 to 4.21.0.
- [Release notes](https://github.com/fastify/fastify/releases)
- [Commits](https://github.com/fastify/fastify/compare/v4.18.0...v4.21.0)

---
updated-dependencies:
- dependency-name: fastify
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

package-lock.json

@@ -31,7 +31,7 @@
         "fast-querystring": "^1.0.0",
         "fast-redact": "^3.3.0",
         "fast-uri": "^2.1.0",
-        "fastify": "^4.9.2",
+        "fastify": "^4.21.0",
         "fastify-cli": "^5.6.0",
         "fastq": "^1.13.0",
         "find-my-way": "^7.3.1",
@@ -1675,9 +1675,9 @@
       "integrity": "sha512-cIusKBIt/R/oI6z/1nyfe2FvGKVTohVRfvkOhvx0nCEW+xf5NoCXjAHcWp93uOUBchzYcsvPlrapAdX1uW+YGg=="
     },
     "node_modules/fastify": {
-      "version": "4.18.0",
-      "resolved": "https://registry.npmjs.org/fastify/-/fastify-4.18.0.tgz",
-      "integrity": "sha512-L5o/2GEkBastQ3HV0dtKo7SUZ497Z1+q4fcqAoPyq6JCQ/8zdk1JQEoTQwnBWCp+EmA7AQa6mxNqSAEhzP0RwQ==",
+      "version": "4.21.0",
+      "resolved": "https://registry.npmjs.org/fastify/-/fastify-4.21.0.tgz",
+      "integrity": "sha512-tsu4bcwE4HetxqW8prA5fbC9bKHMYDp7jGEDWyzK1l90a3uOaLoIcQbdGcWeODNLVJviQnzh1wvIjTZE3MJFEg==",
       "dependencies": {
         "@fastify/ajv-compiler": "^3.5.0",
         "@fastify/error": "^3.2.0",

package.json

@@ -34,7 +34,7 @@
     "fast-querystring": "^1.0.0",
     "fast-redact": "^3.3.0",
     "fast-uri": "^2.1.0",
-    "fastify": "^4.9.2",
+    "fastify": "^4.21.0",
     "fastify-cli": "^5.6.0",
     "fastq": "^1.13.0",
     "find-my-way": "^7.3.1",