chore(deps): pin dependencies (#396)

Author: renovate[bot]

package.json

@@ -37,31 +37,31 @@
     "webpack-log": "^2.0.0"
   },
   "devDependencies": {
-    "@babel/cli": "^7.4.4",
-    "@babel/core": "^7.4.4",
-    "@babel/preset-env": "^7.4.4",
-    "@commitlint/cli": "^7.6.1",
-    "@commitlint/config-conventional": "^7.6.0",
-    "@webpack-contrib/defaults": "^4.0.1",
-    "@webpack-contrib/eslint-config-webpack": "^3.0.0",
-    "babel-jest": "^24.8.0",
-    "commitlint-azure-pipelines-cli": "^1.0.1",
-    "cross-env": "^5.2.0",
-    "del": "^4.1.1",
-    "del-cli": "^1.1.0",
-    "eslint": "^5.16.0",
-    "eslint-plugin-import": "^2.17.2",
-    "eslint-plugin-prettier": "^3.1.0",
-    "express": "^4.16.4",
-    "file-loader": "^3.0.1",
-    "husky": "^2.2.0",
-    "jest": "^24.8.0",
-    "jest-junit": "^6.4.0",
-    "lint-staged": "^8.1.6",
-    "prettier": "^1.17.0",
-    "standard-version": "^6.0.1",
-    "supertest": "^4.0.2",
-    "webpack": "^4.31.0"
+    "@babel/cli": "7.4.4",
+    "@babel/core": "7.4.4",
+    "@babel/preset-env": "7.4.4",
+    "@commitlint/cli": "7.6.1",
+    "@commitlint/config-conventional": "7.6.0",
+    "@webpack-contrib/defaults": "4.0.1",
+    "@webpack-contrib/eslint-config-webpack": "3.0.0",
+    "babel-jest": "24.8.0",
+    "commitlint-azure-pipelines-cli": "1.0.1",
+    "cross-env": "5.2.0",
+    "del": "4.1.1",
+    "del-cli": "1.1.0",
+    "eslint": "5.16.0",
+    "eslint-plugin-import": "2.17.2",
+    "eslint-plugin-prettier": "3.1.0",
+    "express": "4.16.4",
+    "file-loader": "3.0.1",
+    "husky": "2.2.0",
+    "jest": "24.8.0",
+    "jest-junit": "6.4.0",
+    "lint-staged": "8.1.6",
+    "prettier": "1.17.0",
+    "standard-version": "6.0.1",
+    "supertest": "4.0.2",
+    "webpack": "4.31.0"
   },
   "keywords": [
     "webpack",