fixed phrasing on 0 being non error

docs/docsite/rst/playbooks_error_handling.rst

@@ -6,7 +6,7 @@ Error Handling In Playbooks
 Ansible normally has defaults that make sure to check the return codes of commands and modules and
 it fails fast -- forcing an error to be dealt with unless you decide otherwise.
 
-Sometimes a command that returns 0 isn't an error.  Sometimes a command might not always
+Sometimes a command that returns different than 0 isn't an error.  Sometimes a command might not always
 need to report that it 'changed' the remote system.  This section describes how to change
 the default behavior of Ansible for certain tasks so output and error handling behavior is
 as desired.