fix(deps): update dependency @aws-lambda-powertools/metrics to ^2.31.0 (#114)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -85,7 +85,7 @@
   ],
   "prettier": "@bifravst/prettier-config",
   "peerDependencies": {
-    "@aws-lambda-powertools/metrics": "^2.30.2",
+    "@aws-lambda-powertools/metrics": "^2.31.0",
     "@aws/durable-execution-sdk-js": "^1.0.2",
     "@hello.nrfcloud.com/proto": "^15.4.93",
     "@middy/core": "^7.0.2",