fix example http request (#2235)

* fix example http request

* Update distribution/examples/security/oauth2/api/rest.http

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

---------

Co-authored-by: t-burch <119930761+t-burch@users.noreply.github.com>
Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

Author: 3 people

distribution/examples/security/oauth2/api/rest.http

@@ -2,11 +2,7 @@
 POST http://localhost:7007/oauth2/token
 Content-Type: application/x-www-form-urlencoded
 
-grant_type=password
-    &username=john
-    &password=password
-    &client_id=abc
-    &client_secret=def
+grant_type=password&username=john&password=password&client_id=abc&client_secret=def
 
 # Execute the POST request above. You should be a response like that:
 #