fix: remove orphan out of databricks/workspace (Azure#940)

## Description

removing orphan from readme

## Adding a new module

<!--Run through the checklist if your PR adds a new module.-->

- [ ] A proposal has been submitted and approved.
- [ ] I have included "Closes #{module_proposal_issue_number}" in the PR
description.
- [ ] I have run `brm validate` locally to verify the module files.
- [ ] I have run deployment tests locally to ensure the module is
deployable.

## Updating an existing module

<!--Run through the checklist if your PR updates an existing module.-->

- [x] This is a bug fix:
- [x] Someone has opened a bug report issue, and I have included "Closes
#{bug_report_issue_number}" in the PR description.
- [ ] The bug was found by the module author, and no one has opened an
issue to report it yet.
- [ ] I have run `brm validate` locally to verify the module files.
- [ ] I have run deployment tests locally to ensure the module is
deployable.
- [ ] I have read the [Updating an existing
module](https://github.com/Azure/bicep-registry-modules/blob/main/CONTRIBUTING.md#updating-an-existing-module)
section in the contributing guide and updated the `version.json` file
properly:
- [ ] The PR contains backwards compatible bug fixes, and I have NOT
bumped the MAJOR or MINOR version in `version.json`.
- [ ] The PR contains backwards compatible feature updates, and I have
bumped the MINOR version in `version.json`.
- [ ] The PR contains breaking changes, and I have bumped the MAJOR
version in `version.json`.
- [x] I have updated the examples in README with the latest module
version number.

avm/res/databricks/workspace/README.md

@@ -1,10 +1,5 @@
 # Azure Databricks Workspaces `[Microsoft.Databricks/workspaces]`
 
-> ⚠️THIS MODULE IS CURRENTLY ORPHANED.⚠️
-> 
-> - Only security and bug fixes are being handled by the AVM core team at present.
-> - If interested in becoming the module owner of this orphaned module (must be Microsoft FTE), please look for the related "orphaned module" GitHub issue [here](https://aka.ms/AVM/OrphanedModules)!
-
 This module deploys an Azure Databricks Workspace.
 
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