chore(deps): update dependency @types/koa to v3

Author: renovate[bot]

package.json

@@ -37,7 +37,7 @@
   },
   "devDependencies": {
     "@types/jest": "^30.0.0",
-    "@types/koa": "2.15.0",
+    "@types/koa": "3.0.0",
     "@types/koa-bodyparser": "4.3.12",
     "@types/koa-helmet": "6.1.0",
     "@types/koa-router": "7.4.8",

yarn.lock

@@ -1407,7 +1407,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/http-errors@npm:*":
+"@types/http-errors@npm:*, @types/http-errors@npm:^2":
   version: 2.0.5
   resolution: "@types/http-errors@npm:2.0.5"
   checksum: 10/a88da669366bc483e8f3b3eb3d34ada5f8d13eeeef851b1204d77e2ba6fc42aba4566d877cca5c095204a3f4349b87fe397e3e21288837bdd945dd514120755b
@@ -1499,7 +1499,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/koa@npm:*, @types/koa@npm:2.15.0":
+"@types/koa@npm:*":
   version: 2.15.0
   resolution: "@types/koa@npm:2.15.0"
   dependencies:
@@ -1515,6 +1515,22 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/koa@npm:3.0.0":
+  version: 3.0.0
+  resolution: "@types/koa@npm:3.0.0"
+  dependencies:
+    "@types/accepts": "npm:*"
+    "@types/content-disposition": "npm:*"
+    "@types/cookies": "npm:*"
+    "@types/http-assert": "npm:*"
+    "@types/http-errors": "npm:^2"
+    "@types/keygrip": "npm:*"
+    "@types/koa-compose": "npm:*"
+    "@types/node": "npm:*"
+  checksum: 10/db461810b71afe7b73dc849c0832669d1d838edd15b81b0c07d37d32545620dfb0efc19cc120485f5e06a805a151cd89696eb53a5bfad8e223d7e593080069cb
+  languageName: node
+  linkType: hard
+
 "@types/lodash@npm:4.17.20":
   version: 4.17.20
   resolution: "@types/lodash@npm:4.17.20"
@@ -6736,7 +6752,7 @@ __metadata:
   dependencies:
     "@skyra/jaro-winkler": "npm:^1.1.1"
     "@types/jest": "npm:^30.0.0"
-    "@types/koa": "npm:2.15.0"
+    "@types/koa": "npm:3.0.0"
     "@types/koa-bodyparser": "npm:4.3.12"
     "@types/koa-helmet": "npm:6.1.0"
     "@types/koa-router": "npm:7.4.8"