Update options.json (#572)

Fixed issue #569

Author: yuliyasokh

specs/options.json

@@ -17,7 +17,7 @@
   "ignoreHeaderXNaming": true,
   "pathNamingConvention": "HyphenCase",
   "parameterNamingConvention": "CamelCase",
-  "propertiesNamingConvention": "CamelCase",
+  "propertyNamingConvention": "CamelCase",
   "queryParamNamingConvention": "CamelCase",
 	"pathParamNamingConvention": "HyphenCase",
 	"cookieParamNamingConvention": "CamelCase"