fix(deps): update dependency koa to v2.15.4 [security] (#4136)

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

Author: renovate[bot]

export/package.json

@@ -24,7 +24,7 @@
     "fs-extra": "9.1.0",
     "http-graceful-shutdown": "2.4.0",
     "joi": "^17.12.3",
-    "koa": "2.15.3",
+    "koa": "2.15.4",
     "koa-router": "10.1.1",
     "koa-views": "6.3.1",
     "lodash": "4.17.21",

export/yarn.lock

@@ -1475,10 +1475,10 @@ [email protected]:
     mz "^2.4.0"
     pretty "^2.0.0"
 
-[email protected].3:
-  version "2.15.3"
-  resolved "https://registry.yarnpkg.com/koa/-/koa-2.15.3.tgz#062809266ee75ce0c75f6510a005b0e38f8c519a"
-  integrity sha512-j/8tY9j5t+GVMLeioLaxweJiKUayFhlGqNTzf2ZGwL0ZCQijd2RLHK0SLW5Tsko8YyyqCZC2cojIb0/s62qTAg==
+[email protected].4:
+  version "2.15.4"
+  resolved "https://registry.yarnpkg.com/koa/-/koa-2.15.4.tgz#7000b3d8354558671adb1ba1b1c09bedb5f8da75"
+  integrity sha512-7fNBIdrU2PEgLljXoPWoyY4r1e+ToWCmzS/wwMPbUNs7X+5MMET1ObhJBlUkF5uZG9B6QhM2zS1TsH6adegkiQ==
   dependencies:
     accepts "^1.3.5"
     cache-content-type "^1.0.0"