Fix typos in readme.md

Author: schneiderl

README.md

@@ -12,5 +12,5 @@ But here it is, broken down:
 category are broken up by language. Do you have a language sample you'd like added?
 Make a pull request and we'll consider it.
 * _graphql_: here's a bunch of sample GraphQL queries that can be run against our [GitHub GraphQL API](https://developer.github.com/early-access/graphql).
-* _hooks_: wanna find out how to write a consumer for [our web hooks](https://developer.github.com/webhooks/)? The examples in this subdirectory show you how. We are open for more contributions via pull requests.
+* _hooks_: want to find out how to write a consumer for [our web hooks](https://developer.github.com/webhooks/)? The examples in this subdirectory show you how. We are open for more contributions via pull requests.
 * _pre-receive-hooks_: this one contains [pre-receive-hooks](https://help.github.com/enterprise/admin/guides/developer-workflow/about-pre-receive-hooks/) that can block commits on GitHub Enterprise that do not fit your requirements. Do you have more great examples? Create a pull request and we will check it out.