[Workloads] Fix fake passwords in examples

[isra-fel]

Description

(docs only. Needs gen-to-main)

This pull request contains changes in the Workloads.Autorest package, specifically in the documentation and examples related to the creation of SAP Netweaver and Microsoft SQL Server providers. The primary change involves replacing explicit password values in the example code with placeholder asterisks to improve security.

Mandatory Checklist

• Please choose the target release of Azure PowerShell. (⚠️Target release is a different concept from API readiness. Please click below links for details.)

  • General release
  • Public preview
  • Private preview
  • Engineering build
  • No need for a release

• Check this box to confirm: I have read the Submitting Changes section of CONTRIBUTING.md and reviewed the following information:

• SHOULD update ChangeLog.md file(s) appropriately
  • For SDK-based development mode, update src/{{SERVICE}}/{{SERVICE}}/ChangeLog.md.
    • A snippet outlining the change(s) made in the PR should be written under the ## Upcoming Release header in the past tense.
  • For autorest-based development mode, include the changelog in the PR description.
  • Should not change ChangeLog.md if no new release is required, such as fixing test case only.
• SHOULD regenerate markdown help files if there is cmdlet API change. Instruction
• SHOULD have proper test coverage for changes in pull request.
• SHOULD NOT adjust version of module manually in pull request

[azure-client-tools-bot-prd]

️✔️Az.Workloads

️✔️Build

️✔️PowerShell Core - Windows

️✔️Help Example Check

️✔️PowerShell Core - Windows

️✔️Help File Existence Check

️✔️PowerShell Core - Windows