Bump qunit from 2.19.1 to 2.19.4 (#1030)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

yarn.lock

@@ -11922,9 +11922,9 @@ quick-temp@^0.1.2, quick-temp@^0.1.3, quick-temp@^0.1.5, quick-temp@^0.1.8:
     underscore.string "~3.3.4"
 
 qunit@^2.19.1:
-  version "2.19.1"
-  resolved "https://registry.npmjs.org/qunit/-/qunit-2.19.1.tgz#eb1afd188da9e47f07c13aa70461a1d9c4505490"
-  integrity sha512-gSGuw0vErE/rNjnlBW/JmE7NNubBlGrDPQvsug32ejYhcVFuZec9yoU0+C30+UgeCGwq6Ap89K65dMGo+kDGZQ==
+  version "2.19.4"
+  resolved "https://registry.npmjs.org/qunit/-/qunit-2.19.4.tgz#2d689bb1165edd4b812e3ed2ee06ff907e9f2ece"
+  integrity sha512-aqUzzUeCqlleWYKlpgfdHHw9C6KxkB9H3wNfiBg5yHqQMzy0xw/pbCRHYFkjl8MsP/t8qkTQE+JTYL71azgiew==
   dependencies:
     commander "7.2.0"
     node-watch "0.7.3"