chore: fix broken configuration url paths (#890)

Author: BlazeIsClone

docs/kratos/quickstart.mdx

@@ -577,9 +577,9 @@ You are now able to sign in with the new password. To learn more about account r
 #### Configuration
 
 You can find all configuration files used for this quickstart guide in
-[`./contrib/quickstart/kratos`](https://github.com/ory/kratos/tree//contrib/quickstart/kratos/email-password) ,
-[`./quickstart.yml`](https://github.com/ory/kratos/blob//quickstart.yml), and
-[`./quickstart-standalone.yml`](https://github.com/ory/kratos/blob//quickstart-standalone.yml). To understand what each of those
+[`./contrib/quickstart/kratos`](https://github.com/ory/kratos/tree/master/contrib/quickstart/kratos/email-password) ,
+[`./quickstart.yml`](https://github.com/ory/kratos/blob/master/quickstart.yml), and
+[`./quickstart-standalone.yml`](https://github.com/ory/kratos/blob/master/quickstart-standalone.yml). To understand what each of those
 configuration files does, consult the other chapters of this documentation.
 
 :::note