fix(deps): update dependency koa to v3.0.3 [security]

Author: renovate[bot]

package.json

@@ -22,7 +22,7 @@
     "debug": "4.4.3",
     "episode-parser": "2.0.2",
     "helmet": "^8.0.0",
-    "koa": "3.0.1",
+    "koa": "3.0.3",
     "koa-bodyparser": "4.4.1",
     "koa-helmet": "8.0.1",
     "koa-qs": "3.0.0",

yarn.lock

@@ -4609,9 +4609,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"koa@npm:3.0.1":
-  version: 3.0.1
-  resolution: "koa@npm:3.0.1"
+"koa@npm:3.0.3":
+  version: 3.0.3
+  resolution: "koa@npm:3.0.3"
   dependencies:
     accepts: "npm:^1.3.8"
     content-disposition: "npm:~0.5.4"
@@ -4631,7 +4631,7 @@ __metadata:
     statuses: "npm:^2.0.1"
     type-is: "npm:^2.0.1"
     vary: "npm:^1.1.2"
-  checksum: 10/0e56f77f7192c10be6a3f5c4b248ec10b9b223e6894065a431df3c5c425db439fcc28ead29e7145087974550b51538790aafee6aeb5b0e26a32307d02a52bd41
+  checksum: 10/15df9a7777ad357851253deaba534403dcc97eb81efce263c8a8b30b5bc3e5db7d61e35b7a89ce359ec3cf043b50244996df0efe6f29785adefbc6f691a1eda6
   languageName: node
   linkType: hard
 
@@ -6757,7 +6757,7 @@ __metadata:
     eslint: "npm:9.38.0"
     helmet: "npm:^8.0.0"
     jest: "npm:30.2.0"
-    koa: "npm:3.0.1"
+    koa: "npm:3.0.3"
     koa-bodyparser: "npm:4.4.1"
     koa-helmet: "npm:8.0.1"
     koa-qs: "npm:3.0.0"