Drop tech preview banner

Ganesh Sittampalam · web-flow · commit eac990171f39 · 2022-07-11T13:37:45.000+01:00
diff --git a/README.md b/README.md
@@ -1,4 +1,4 @@
-# GitHub Copilot ![Version](https://img.shields.io/badge/version-technical_preview-green)
+# GitHub Copilot
 
 <img width="128" alt="GitHub Copilot Logo" src="https://user-images.githubusercontent.com/28068/123712981-02676c80-d839-11eb-919a-96ee0c895e15.png">
 

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-# GitHub Copilot ![Version](https://img.shields.io/badge/version-technical_preview-green)`
	`1`	`+# GitHub Copilot`
`2`	`2`
`3`	`3`	`<img width="128" alt="GitHub Copilot Logo" src="https://user-images.githubusercontent.com/28068/123712981-02676c80-d839-11eb-919a-96ee0c895e15.png">`
`4`	`4`