Bump @opentelemetry/instrumentation-koa from 0.37.0 to 0.38.0 in /nodejs

Bumps [@opentelemetry/instrumentation-koa](https://github.com/open-telemetry/opentelemetry-js-contrib) from 0.37.0 to 0.38.0.
- [Release notes](https://github.com/open-telemetry/opentelemetry-js-contrib/releases)
- [Changelog](https://github.com/open-telemetry/opentelemetry-js-contrib/blob/main/CHANGELOG.md)
- [Commits](open-telemetry/opentelemetry-js-contrib@contrib-test-utils-v0.37.0...instrumentation-pg-v0.38.0)

---
updated-dependencies:
- dependency-name: "@opentelemetry/instrumentation-koa"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

nodejs/packages/layer/package.json

@@ -39,7 +39,7 @@
     "@opentelemetry/instrumentation-hapi": "^0.34.0",
     "@opentelemetry/instrumentation-http": "^0.49.1",
     "@opentelemetry/instrumentation-ioredis": "^0.37.0",
-    "@opentelemetry/instrumentation-koa": "^0.37.0",
+    "@opentelemetry/instrumentation-koa": "^0.38.0",
     "@opentelemetry/instrumentation-mongodb": "^0.39.0",
     "@opentelemetry/instrumentation-mysql": "^0.35.0",
     "@opentelemetry/instrumentation-net": "^0.33.0",