Remove culture from help markdown files (#14047)

* update MarkDwon file to remove specified language

* update the "HelpGeneration" file to fix static analysis issue

* Update the ‘Az.VMware.md’ file

* update the "HelpGeneration" files

* update markdown file to fix online url issue for azsynapse

* update markdown file for Synaps

* Test-AzMySqlFlexibleServerConnect.md

* Update Test-AzPostgreSqlFlexibleServerConnect.md

Co-authored-by: Yeming Liu <[email protected]>
Co-authored-by: Yeming Liu <[email protected]>

Author: Youri970410