fix typo

github/doc.go

@@ -74,7 +74,7 @@ The GitHub API has good support for conditional requests which will help
 prevent you from burning through your rate limit, as well as help speed up your
 application.  go-github does not handle conditional requests directly, but is
 instead designed to work with a caching http.Transport.  We recommend using
-https://github.com/gregjones/httpcache, which can be used in conjuction with
+https://github.com/gregjones/httpcache, which can be used in conjunction with
 https://github.com/sourcegraph/apiproxy to provide additional flexibility and
 control of caching rules.
 

github/orgs_members.go

@@ -52,7 +52,7 @@ type ListMembersOptions struct {
 	// 2fa_disabled, all.  Default is "all".
 	Filter string `url:"filter,omitempty"`
 
-	// Role filters memebers returned by their role in the organization.
+	// Role filters members returned by their role in the organization.
 	// Possible values are:
 	//     all - all members of the organization, regardless of role
 	//     admin - organization owners