fix(deps): update dependency @smithy/signature-v4 to v5

Author: renovate[bot]

packages/client/package.json

@@ -42,7 +42,7 @@
     "@aws-crypto/sha256-js": "^5.2.0",
     "@aws-sdk/types": "^3.489.0",
     "@event-scout/construct-contracts": "workspace:^0.7.7",
-    "@smithy/signature-v4": "^4.0.0",
+    "@smithy/signature-v4": "^5.0.0",
     "@swarmion/serverless-contracts": "^0.33.0",
     "axios": "^1.6.8"
   },

packages/event-scout/package.json

@@ -37,7 +37,7 @@
     "@aws-sdk/credential-providers": "^3.490.0",
     "@aws-sdk/types": "^3.489.0",
     "@event-scout/construct-contracts": "workspace:^",
-    "@smithy/signature-v4": "^4.0.0",
+    "@smithy/signature-v4": "^5.0.0",
     "ajv": "^8.12.0",
     "commander": "^12.0.0",
     "ws": "^8.16.0"