specify "latest" version for devDependencies

Author: gfx

package-lock.json

@@ -56,40 +56,40 @@
     "node": ">= 10"
   },
   "devDependencies": {
-    "@bitjourney/check-es-version-webpack-plugin": "^1.0.2",
-    "@types/base64-js": "^1.2.5",
-    "@types/mocha": "^5.2.7",
-    "@types/node": "^12.0.4",
-    "@typescript-eslint/eslint-plugin": "^1.9.0",
-    "@typescript-eslint/parser": "^1.9.0",
+    "@bitjourney/check-es-version-webpack-plugin": "latest",
+    "@types/base64-js": "latest",
+    "@types/mocha": "latest",
+    "@types/node": "latest",
+    "@typescript-eslint/eslint-plugin": "latest",
+    "@typescript-eslint/parser": "latest",
     "assemblyscript": "github:AssemblyScript/assemblyscript#5269a6b9c4e14983c43671328257c156cdf1de8a",
-    "assert": "^2.0.0",
-    "core-js": "^3.1.3",
-    "eslint": "^5.16.0",
-    "eslint-config-prettier": "^4.2.0",
-    "eslint-plugin-prettier": "^3.1.0",
-    "ieee754": "^1.1.13",
-    "karma": "^4.1.0",
-    "karma-chrome-launcher": "^2.2.0",
-    "karma-cli": "^2.0.0",
-    "karma-firefox-launcher": "^1.1.0",
-    "karma-mocha": "^1.3.0",
-    "karma-sauce-launcher": "^2.0.2",
-    "karma-sourcemap-loader": "^0.3.7",
-    "karma-webpack": "^4.0.2",
-    "lodash": "^4.17.11",
-    "mocha": "^6.1.4",
-    "msgpack-test-js": "^1.0.0",
-    "npm-run-all": "^4.1.5",
-    "prettier": "^1.17.1",
-    "rimraf": "^2.6.3",
-    "ts-loader": "^6.0.2",
-    "ts-node": "^8.2.0",
-    "tsconfig-paths": "^3.8.0",
-    "typescript": "^3.5.1",
-    "web-streams-polyfill": "^2.0.3",
-    "webpack": "^4.30.0",
-    "webpack-cli": "^3.3.1"
+    "assert": "latest",
+    "core-js": "latest",
+    "eslint": "latest",
+    "eslint-config-prettier": "latest",
+    "eslint-plugin-prettier": "latest",
+    "ieee754": "latest",
+    "karma": "latest",
+    "karma-chrome-launcher": "latest",
+    "karma-cli": "latest",
+    "karma-firefox-launcher": "latest",
+    "karma-mocha": "latest",
+    "karma-sauce-launcher": "latest",
+    "karma-sourcemap-loader": "latest",
+    "karma-webpack": "latest",
+    "lodash": "latest",
+    "mocha": "latest",
+    "msgpack-test-js": "latest",
+    "npm-run-all": "latest",
+    "prettier": "latest",
+    "rimraf": "latest",
+    "ts-loader": "latest",
+    "ts-node": "latest",
+    "tsconfig-paths": "latest",
+    "typescript": "latest",
+    "web-streams-polyfill": "latest",
+    "webpack": "latest",
+    "webpack-cli": "latest"
   },
   "dependencies": {
     "base64-js": "^1.3.0"