{Automation} Fix #20408: Fix start-AzAutomationRunbook passing python … (#20427)

* {Automation} Fix #20408: Fix tart-AzAutomationRunbook passing python parameters out of order and breaks script

Fixes #20408

* Update Start-AzAutomationRunbook.md

* Update ChangeLog.md

* Update ChangeLog.md

Co-authored-by: Jin Lei <[email protected]>

Author: RakeshMohanMSFT

src/Automation/Automation/ChangeLog.md

@@ -18,6 +18,7 @@
         - Additional information about change #1
 -->
 ## Upcoming Release
+* Updated Example: Start-AzAutomationRunbook should pass ordered dictionary for parameters [#20408]
 
 ## Version 1.8.0
 * Added cmdlets for Hybrid Runbook Worker group management

src/Automation/Automation/help/Start-AzAutomationRunbook.md

@@ -42,7 +42,8 @@ This command starts a runbook job for the runbook named Runbk01 in the Azure Aut
 
 ### Example 2: Start a Python 2 runbook job with parameters
 ```powershell
-Start-AzAutomationRunbook -AutomationAccountName "Contoso17" -Name "RunbkPy01" -ResourceGroupName "ResourceGroup01" -Parameters @{"Key1"="ValueForPosition1";"Key2"="ValueForPosition2"}
+$params = [ordered]@{"Key1"="ValueForPosition1";"Key2"="ValueForPosition2"}
+Start-AzAutomationRunbook -AutomationAccountName "Contoso17" -Name "RunbkPy01" -ResourceGroupName "ResourceGroup01" -Parameters $params
 ```
 
 This command starts a runbook job for the Python 2 runbook named RunbkPy01 in the Azure Automation account named Contoso17 with "ValueForPosition1" as the first positional parameter and "ValueForPosition2" for the second one.