Updated MCP status in main readme (#3693)

## Why make this change?

- Reference associated issue using `#` syntax. e.g. Closes #XX
- Include summary (1-2 sentences) of linked issue to avoid redirecting
reviewers to different pages.
- Include links to any additional discussion threads related to this
change.

## What is this change?

- Summary of how your changes work to give reviewers context of your
intent.
  - Links to relevant documentation / StackOverflow, if applicable.

## How was this tested?

- [ ] Integration Tests
- [ ] Unit Tests

## Sample Request(s)

- Example REST and/or GraphQL request to demonstrate modifications
- Example of CLI usage to demonstrate modifications

Co-authored-by: Jerry Nixon <1749983+JerryNixon@users.noreply.github.com>
Co-authored-by: Aniruddh Munde <anmunde@microsoft.com>

Author: 3 people

README.md

@@ -36,7 +36,7 @@ Data API builder (DAB) is an open-source, no-code tool that creates secure, full
 
 |               | REST | GraphQL |     MCP     |
 | :-----------: | :--: | :-----: | :---------: |
-| **Supported** |  Yes |   Yes   | Coming soon |
+| **Supported** |  Yes |   Yes   | Yes |
 
 ## Getting started
 
@@ -312,4 +312,4 @@ Nitro (formerly Banana Cake Pop by ChilliCream, Inc.) may optionally store work
 
 ### Trademarks
 
-This project may use trademarks or logos. Use of Microsoft trademarks must follow Microsoft’s [Trademark & Brand Guidelines](https://www.microsoft.com/en-us/legal/intellectualproperty/trademarks). Use of third-party marks is subject to their policies.
+This project may use trademarks or logos. Use of Microsoft trademarks must follow Microsoft’s [Trademark & Brand Guidelines](https://www.microsoft.com/en-us/legal/intellectualproperty/trademarks). Use of third-party marks is subject to their policies.