Correct "plugins" section syntax in package.json (#1246)

diff --git a/www/docs/en/dev/platform_plugin_versioning_ref/index.md b/www/docs/en/dev/platform_plugin_versioning_ref/index.md
index 31f994c..dd09452 100644
--- a/www/docs/en/dev/platform_plugin_versioning_ref/index.md
+++ b/www/docs/en/dev/platform_plugin_versioning_ref/index.md
@@ -199,9 +199,9 @@
 
 ```json
 "cordova": {
-  "plugins": [
-    "cordova-plugin-device"
-  ]
+  "plugins": {
+    "cordova-plugin-device": {}
+  }
 },
 "devDependencies": {
   "cordova-plugin-device": "^1.0.0"
@@ -301,9 +301,9 @@
 
 ```json
 "cordova": {
-  "plugins": [
-    "cordova-plugin-splashscreen"
-  ]
+  "plugins": {
+    "cordova-plugin-splashscreen": {}
+  }
 },
 "devDependencies": {
   "cordova-plugin-splashscreen": "1.0.0"