Remove unused express and supertest deps from catalog-node

These dependencies were added but never imported or used in the
package source or tests.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Signed-off-by: Fredrik Adelöw <freben@spotify.com>

plugins/catalog-node/package.json

@@ -69,18 +69,13 @@
     "@backstage/plugin-permission-node": "workspace:^",
     "@backstage/types": "workspace:^",
     "@opentelemetry/api": "^1.9.0",
-    "express": "^4.22.0",
-    "express-promise-router": "^4.1.0",
     "lodash": "^4.17.21",
     "yaml": "^2.0.0"
   },
   "devDependencies": {
     "@backstage/backend-test-utils": "workspace:^",
     "@backstage/cli": "workspace:^",
-    "@types/express": "^4.17.6",
-    "@types/supertest": "^2.0.8",
-    "msw": "^1.0.0",
-    "supertest": "^7.0.0"
+    "msw": "^1.0.0"
   },
   "peerDependencies": {
     "@backstage/backend-test-utils": "workspace:^"

yarn.lock

@@ -5347,13 +5347,8 @@ __metadata:
     "@backstage/plugin-permission-node": "workspace:^"
     "@backstage/types": "workspace:^"
     "@opentelemetry/api": "npm:^1.9.0"
-    "@types/express": "npm:^4.17.6"
-    "@types/supertest": "npm:^2.0.8"
-    express: "npm:^4.22.0"
-    express-promise-router: "npm:^4.1.0"
     lodash: "npm:^4.17.21"
     msw: "npm:^1.0.0"
-    supertest: "npm:^7.0.0"
     yaml: "npm:^2.0.0"
   peerDependencies:
     "@backstage/backend-test-utils": "workspace:^"