[JS] Update package.json (#4261)

* Update package.json

* Update package.mustache

* Update package.json

* Update package.json

* Removed 'js:' in package.json and package.mustache

Author: ateuhh

modules/openapi-generator/src/main/resources/Javascript/es6/package.mustache

@@ -7,7 +7,7 @@
   "scripts": {
     "build": "babel src -d dist",
     "prepack": "npm run build",
-    "test": "mocha --compilers js:@babel/register --recursive"
+    "test": "mocha --require @babel/register --recursive"
   },
   "browser": {
     "fs": false

samples/client/petstore/javascript-es6/package.json

@@ -7,7 +7,7 @@
   "scripts": {
     "build": "babel src -d dist",
     "prepack": "npm run build",
-    "test": "mocha --compilers js:@babel/register --recursive"
+    "test": "mocha --require @babel/register --recursive"
   },
   "browser": {
     "fs": false

samples/client/petstore/javascript-promise-es6/package.json

@@ -7,7 +7,7 @@
   "scripts": {
     "build": "babel src -d dist",
     "prepack": "npm run build",
-    "test": "mocha --compilers js:@babel/register --recursive"
+    "test": "mocha --require @babel/register --recursive"
   },
   "browser": {
     "fs": false

samples/openapi3/client/petstore/javascript-es6/package.json

@@ -7,7 +7,7 @@
   "scripts": {
     "build": "babel src -d dist",
     "prepack": "npm run build",
-    "test": "mocha --compilers js:@babel/register --recursive"
+    "test": "mocha --require @babel/register --recursive"
   },
   "browser": {
     "fs": false