fix typo

Author: jmartin-tech

modules/exploits/windows/http/octopusdeploy_deploy.rb

@@ -349,7 +349,7 @@ def do_login
     if !res || (res.code != 200)
       print_error("Login failed")
     elsif res.code == 200
-      store_valid_credential(user: datestore['USERNAME'], private: datastore['PASSWORD'])
+      store_valid_credential(user: datastore['USERNAME'], private: datastore['PASSWORD'])
     end
 
     res