[docs] Fix typo in objects/process.md

Change-Id: I0c1587fe3d3a611b8366968c6d1bfb5fe43c247b

docs/objects/process.md

@@ -22,7 +22,7 @@ In general, it is associated with code which it is executing until it is
 forcefully terminated or the program exits.
 
 Processes are owned by [jobs](job.md) and allow an application that is
-composed by more than one process to be threated as a single entity, from the
+composed by more than one process to be treated as a single entity, from the
 perspective of resource and permission limits, as well as lifetime control.
 
 ### Lifetime