fix(deps): update dependency @langchain/openai to ^0.4.0

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

Author: renovate[bot]

workspaces/lightspeed/plugins/lightspeed-backend/package.json

@@ -49,7 +49,7 @@
     "@backstage/plugin-permission-common": "^0.8.3",
     "@backstage/plugin-permission-node": "^0.8.6",
     "@langchain/core": "^0.3.0",
-    "@langchain/openai": "^0.3.0",
+    "@langchain/openai": "^0.4.0",
     "@red-hat-developer-hub/backstage-plugin-lightspeed-common": "workspace:^",
     "express": "^4.21.1",
     "http-proxy-middleware": "^3.0.2"

workspaces/lightspeed/yarn.lock

@@ -7823,17 +7823,17 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@langchain/openai@npm:^0.3.0":
-  version: 0.3.16
-  resolution: "@langchain/openai@npm:0.3.16"
+"@langchain/openai@npm:^0.4.0":
+  version: 0.4.2
+  resolution: "@langchain/openai@npm:0.4.2"
   dependencies:
     js-tiktoken: ^1.0.12
     openai: ^4.77.0
     zod: ^3.22.4
     zod-to-json-schema: ^3.22.3
   peerDependencies:
-    "@langchain/core": ">=0.2.26 <0.4.0"
-  checksum: 98147633629ec918434307de722e9aa7fb018a95d4e443d44d0bc782cc19e77a3a398eb07b691a78ff4a547ed4b707f941627f9a15e4a0803f5c24e0e4eac94b
+    "@langchain/core": ">=0.3.29 <0.4.0"
+  checksum: bc5b383a6d07fec1ef253ee48123bf0ee2069c86bf053faeba647dde24acc298efa6c38c6e8f725a662092418343835da549b47e17c7666df5e39677929ea86b
   languageName: node
   linkType: hard
 
@@ -10344,7 +10344,7 @@ __metadata:
     "@backstage/plugin-permission-node": ^0.8.6
     "@ianvs/prettier-plugin-sort-imports": ^4.4.0
     "@langchain/core": ^0.3.0
-    "@langchain/openai": ^0.3.0
+    "@langchain/openai": ^0.4.0
     "@red-hat-developer-hub/backstage-plugin-lightspeed-common": "workspace:^"
     "@spotify/prettier-config": ^15.0.0
     "@types/express": 4.17.21