doc: Configuration endpoint for Job offers is missing a dash

README.md

@@ -214,7 +214,7 @@ On `config.json`:
 
 ```json
   "endpoints": {
-    "joboffers": "http://server.url/joboffers/",
+    "joboffers": "http://server.url/job-offers/",
     "skills": "http://server.url/skills/",
     "uploads": "http://server.url/upload/"
   }