Bump koa from 3.1.1 to 3.1.2

Bumps [koa](https://github.com/koajs/koa) from 3.1.1 to 3.1.2.
- [Release notes](https://github.com/koajs/koa/releases)
- [Changelog](https://github.com/koajs/koa/blob/master/History.md)
- [Commits](koajs/koa@v3.1.1...v3.1.2)

---
updated-dependencies:
- dependency-name: koa
  dependency-version: 3.1.2
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

yarn.lock

@@ -1732,12 +1732,10 @@ consola@^3.2.3, consola@^3.4.0, consola@^3.4.2:
   resolved "https://registry.yarnpkg.com/consola/-/consola-3.4.2.tgz#5af110145397bb67afdab77013fdc34cae590ea7"
   integrity sha512-5IKcdX0nnYavi6G7TtOhwkYzyjfJlatbjMjuLSfE2kYT5pMDOilZ4OvMhi637CcDICTmz3wARPoyhqyX1Y+XvA==
 
-content-disposition@~0.5.4:
-  version "0.5.4"
-  resolved "https://registry.yarnpkg.com/content-disposition/-/content-disposition-0.5.4.tgz#8b82b4efac82512a02bb0b1dcec9d2c5e8eb5bfe"
-  integrity sha512-FveZTNuGw04cxlAiWbzi6zTAL/lhehaWbTtgluJh4/E95DqMwTmha3KZN1aAWA8cFIhHzMZUvLevkw5Rqk+tSQ==
-  dependencies:
-    safe-buffer "5.2.1"
+content-disposition@~1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/content-disposition/-/content-disposition-1.0.1.tgz#a8b7bbeb2904befdfb6787e5c0c086959f605f9b"
+  integrity sha512-oIXISMynqSqm241k6kcQ5UwttDILMK4BiurCfGEREw6+X9jkkpEe5T9FZaApyLGGOnFuyMWZpdolTXMtvEJ08Q==
 
 content-type@^1.0.5:
   version "1.0.5"
@@ -3362,12 +3360,12 @@ koa-compose@^4.1.0:
   integrity sha512-8ODW8TrDuMYvXRwra/Kh7/rJo9BtOfPc6qO8eAfC80CnCvSjSl0bkRM24X6/XBBEyj0v1nRUQ1LyOy3dbqOWXw==
 
 koa@^3.1.1:
-  version "3.1.1"
-  resolved "https://registry.yarnpkg.com/koa/-/koa-3.1.1.tgz#5550bef74f690412b1f6f2a3cbed851b80ed9809"
-  integrity sha512-KDDuvpfqSK0ZKEO2gCPedNjl5wYpfj+HNiuVRlbhd1A88S3M0ySkdf2V/EJ4NWt5dwh5PXCdcenrKK2IQJAxsg==
+  version "3.1.2"
+  resolved "https://registry.yarnpkg.com/koa/-/koa-3.1.2.tgz#f680316351ba23a652b50405d0be03b6161e4c0b"
+  integrity sha512-2LOQnFKu3m0VxpE+5sb5+BRTSKrXmNxGgxVRiKwD9s5KQB1zID/FRXhtzeV7RT1L2GVpdEEAfVuclFOMGl1ikA==
   dependencies:
     accepts "^1.3.8"
-    content-disposition "~0.5.4"
+    content-disposition "~1.0.1"
     content-type "^1.0.5"
     cookies "~0.9.1"
     delegates "^1.0.0"
@@ -4143,11 +4141,6 @@ rxjs@^7.8.2:
   dependencies:
     tslib "^2.1.0"
 
-safe-buffer@5.2.1:
-  version "5.2.1"
-  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.1.tgz#1eaf9fa9bdb1fdd4ec75f58f9cdb4e6b7827eec6"
-  integrity sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==
-
 "safer-buffer@>= 2.1.2 < 3.0.0":
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/safer-buffer/-/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"