fix(pkg/healthsrv/server.go): remove unused constants

Author: Aaron Schlesinger

pkg/healthsrv/server.go

@@ -7,12 +7,7 @@ import (
 	"github.com/deis/builder/pkg/sshd"
 )
 
-const (
-	DefaultHost = "0.0.0.0"
-	DefaultPort = 8082
-)
-
-// Start starts the healthcheck server on $host:$port and blocks. It only returns if the server fails, with the indicative error
+// Start starts the healthcheck server on :$port and blocks. It only returns if the server fails, with the indicative error
 func Start(port int, nsLister NamespaceLister, bLister BucketLister, sshServerCircuit *sshd.Circuit) error {
 	mux := http.NewServeMux()
 	mux.Handle("/healthz", healthZHandler(nsLister, bLister, sshServerCircuit))