Update to help to improve grammer

Author: Ryan Bartram

src/ResourceManager/Automation/Commands.Automation/help/Import-AzureRMAutomationRunbook.md

@@ -22,8 +22,8 @@ Import-AzureRmAutomationRunbook [-Path] <String> [-Description <String>] [-Name
 
 ## DESCRIPTION
 The **Import-AzureRmAutomationRunbook** cmdlet imports an Azure Automation runbook. Specify the 
-path to a wps_2 script (.ps1) file to import for wps_2 and wps_2 Workflow runbooks, 
-or to a graphical runbook (.graphrunbook) file for graphical runbooks, or to a python 2 script (.py) file for python 2 runbooks. 
+path to a wps_2 script (.ps1) file to import for wps_2 and wps_2 Workflow runbooks,
+(.graphrunbook) file for graphical runbooks, or (.py) file for python 2 runbooks. 
 For wps_2 Workflow runbooks, the script must contain a single wps_2 Workflow definition that matches the name of the file.
 
 ## EXAMPLES