build(deps): bump openapi-backend from 5.2.0 to 5.2.1 in /src

Bumps [openapi-backend](https://github.com/anttiviljami/openapi-backend) from 5.2.0 to 5.2.1.
- [Release notes](https://github.com/anttiviljami/openapi-backend/releases)
- [Commits](https://github.com/anttiviljami/openapi-backend/compare/5.2.0...5.2.1)

---
updated-dependencies:
- dependency-name: openapi-backend
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

src/package-lock.json

@@ -8009,9 +8009,9 @@
       }
     },
     "openapi-backend": {
-      "version": "5.2.0",
-      "resolved": "https://registry.npmjs.org/openapi-backend/-/openapi-backend-5.2.0.tgz",
-      "integrity": "sha512-ykzFWC6pOPdw55/Qx7oxncymXh4Vuv+M5QCgaoIo38lAQ+hhzZXKl9AtSQfa6di9g5rKFs2yrGeAzUV7uLv6RQ==",
+      "version": "5.2.1",
+      "resolved": "https://registry.npmjs.org/openapi-backend/-/openapi-backend-5.2.1.tgz",
+      "integrity": "sha512-JTRk+ytxvSZ+XZRLpfLyNzQnVWEwMZv7Bl9GVHwwaTadcVjuhK/WLg5xpuAvZwtV1LGLDujCc6w9QjEp0BWVHw==",
       "requires": {
         "@apidevtools/json-schema-ref-parser": "^9.0.7",
         "ajv": "^8.6.2",

src/package.json

@@ -53,7 +53,7 @@
     "measured-core": "^2.0.0",
     "mime-types": "^2.1.34",
     "npm": "^6.14.15",
-    "openapi-backend": "^5.1.1",
+    "openapi-backend": "^5.2.1",
     "proxy-addr": "^2.0.7",
     "rate-limiter-flexible": "^2.3.6",
     "rehype": "^12.0.1",