Update xml/obs_scm_bridge.xml

Co-authored-by: Dani Donisa <dani.doni@gmail.com>

xml/obs_scm_bridge.xml

@@ -127,7 +127,7 @@
       </sect3>
 
       <sect3 xml:id="sec.obs.obs_scm_bridge.setup.specials.fork">
-        <title>Forking a scmsync package</title>
+        <title>Forking an scmsync package</title>
 	<para>The obs server allows to create a cloned project with another package using a specified
 	scm repository. This can be used by tooling to create forked test builds for merge requests.
 	The api POST route for this is