fix: update dependencies

Author: pine

package.json

@@ -21,7 +21,7 @@
   },
   "devDependencies": {
     "chai": "^4.1.2",
-    "karma": "^4.0.1",
+    "karma": "^4.3.0",
     "karma-chrome-launcher": "^3.1.0",
     "karma-mocha": "^1.1.1",
     "karma-mocha-reporter": "^2.0.4",
@@ -31,7 +31,7 @@
     "npm-run-all": "^4.1.2",
     "text-encoding": "^0.7.0",
     "webpack": "^4.41.1",
-    "webpack-cli": "^3.1.1"
+    "webpack-cli": "^3.3.9"
   },
   "author": {
     "name": "Pine Mizune",