Update README.md

Author: sj

README.md

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 # CodeQL for Visual Studio
 This repository contains [binary releases](https://github.com/Semmle/visualstudio-codeql-binaries/releases) of the Visual Studio extension for writing CodeQL queries. For more information, please refer to [the relevant pages on help.semmle.com](https://help.semmle.com/ql-for-vs/Content/WebHelp/home-page.html).
 
-# License
+## License
 By downloading, you agree to the [GitHub CodeQL Terms & Conditions](https://securitylab.github.com/tools/codeql/license).
 
 GitHub CodeQL can only be used on codebases that are released under an OSI-approved open source license, or to perform academic research. It can't be used for automated analysis, continuous integration or continuous delivery, whether as part of normal software engineering processes or otherwise. For these uses, [contact the sales team](https://enterprise.github.com/contact).