chore: fix function name mismatch in comment for StartEtcdTestBackend

Signed-off-by: xiaolinny <xiaolincode@outlook.com>

Author: xiaolinny

pkg/kvdb/kvdb_etcd.go

@@ -11,8 +11,8 @@ import (
 // defined, allowing testing our database code with etcd backend.
 const EtcdBackend = true
 
-// GetEtcdTestBackend creates an embedded etcd backend for testing
-// storig the database at the passed path.
+// StartEtcdTestBackend creates an embedded etcd backend for testing
+// storing the database at the passed path.
 func StartEtcdTestBackend(path string, clientPort, peerPort uint16,
 	logFile string) (*etcd.Config, func(), error) {