Update dependency qunit to v2.21.1

Author: renovate[bot]

package.json

@@ -56,7 +56,7 @@
     "loader.js": "4.7.0",
     "npm-run-all": "4.1.5",
     "prettier": "2.8.8",
-    "qunit": "2.17.2",
+    "qunit": "2.21.1",
     "qunit-dom": "1.6.0"
   },
   "engines": {

yarn.lock

@@ -9018,10 +9018,10 @@ node-releases@^2.0.12:
   resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-2.0.12.tgz#35627cc224a23bfb06fb3380f2b3afaaa7eb1039"
   integrity sha512-QzsYKWhXTWx8h1kIvqfnC++o0pEmpRQA/aenALsL2F4pqNVr7YzcdMlDij5WBnwftRbJCNJL/O7zdKaxKPHqgQ==
 
-[email protected].2:
-  version "0.7.2"
-  resolved "https://registry.yarnpkg.com/node-watch/-/node-watch-0.7.2.tgz#545f057da8500487eb8287adcb4cb5a7338d7e21"
-  integrity sha512-g53VjSARRv1JdST0LZRIg8RiuLr1TaBbVPsVvxh0/0Ymvi0xYUjDuoqQQAWtHJQUXhiShowPT/aXKNeHBcyQsw==
+[email protected].3:
+  version "0.7.3"
+  resolved "https://registry.yarnpkg.com/node-watch/-/node-watch-0.7.3.tgz#6d4db88e39c8d09d3ea61d6568d80e5975abc7ab"
+  integrity sha512-3l4E8uMPY1HdMMryPRUAl+oIHtXtyiTlIiESNSVSNxcPfzAFzeTbXFQkZfAwBbo0B1qMSG8nUABx+Gd+YrbKrQ==
 
 nopt@^3.0.6:
   version "3.0.6"
@@ -9678,13 +9678,13 @@ [email protected]:
     ember-cli-babel "^7.23.0"
     ember-cli-version-checker "^5.1.1"
 
-qunit@2.17.2:
-  version "2.17.2"
-  resolved "https://registry.yarnpkg.com/qunit/-/qunit-2.17.2.tgz#5cb278e131d931f25c109a0fdb0518be7754c25a"
-  integrity sha512-17isVvuOmALzsPjiV7wFg/6O5vJYXBrQZPwocfQSSh0I/rXvfX7bKMFJ4GMVW3U4P8r2mBeUy8EAngti4QD2Vw==
+qunit@2.21.1:
+  version "2.21.1"
+  resolved "https://registry.yarnpkg.com/qunit/-/qunit-2.21.1.tgz#b2199f08983efc9ad35c4d48ff6e49d12fb8274d"
+  integrity sha512-SMA8IBZamI9MyVB4dShGpn6+X6plO8mIyfZTQ815XBvv/nVMeUj+yxsw8SgZVnrMlrAvTziJkmjOhaDwkNMHWQ==
   dependencies:
     commander "7.2.0"
-    node-watch "0.7.2"
+    node-watch "0.7.3"
     tiny-glob "0.2.9"
 
 randombytes@^2.1.0: