Remove Prod Warning on SDKs (#9)

## Changes
Updated readme

## Motivation
We're live now so this error isn't meaningful. 

![image](https://github.com/user-attachments/assets/42c41b11-f520-4503-b109-d948b80651b1)

Author: dangitschris

README.md

@@ -9,11 +9,6 @@ Developer-friendly & type-safe Java SDK specifically catered to leverage *openap
     </a>
 </div>
 
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-<br /><br />
-> [!IMPORTANT]
-> This SDK is not yet ready for production use. To complete setup please follow the steps outlined in your [workspace](https://app.speakeasy.com/org/vanta/vanta). Delete this section before > publishing to a package manager.
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 <!-- Start Summary [summary] -->
 ## Summary