Merge pull request #1094 from devonbarrett/supplied-typo

fixes typo: s/suppied/supplied/

cmd/dex/serve.go

@@ -75,7 +75,7 @@ func serve(cmd *cobra.Command, args []string) error {
 	}{
 		{c.Issuer == "", "no issuer specified in config file"},
 		{!c.EnablePasswordDB && len(c.StaticPasswords) != 0, "cannot specify static passwords without enabling password db"},
-		{c.Storage.Config == nil, "no storage suppied in config file"},
+		{c.Storage.Config == nil, "no storage supplied in config file"},
 		{c.Web.HTTP == "" && c.Web.HTTPS == "", "must supply a HTTP/HTTPS  address to listen on"},
 		{c.Web.HTTPS != "" && c.Web.TLSCert == "", "no cert specified for HTTPS"},
 		{c.Web.HTTPS != "" && c.Web.TLSKey == "", "no private key specified for HTTPS"},