Fix two typos

Signed-off-by: zhuguihua <zhuguihua@cmss.chinamobile.com>

Change storace to storage in cmd/dex/config.go,
change userSearch to groupSearch in connector/ldap/ldap.go

cmd/dex/config.go

@@ -153,7 +153,7 @@ func (s *Storage) UnmarshalJSON(b []byte) error {
 	if len(store.Config) != 0 {
 		data := []byte(os.ExpandEnv(string(store.Config)))
 		if err := json.Unmarshal(data, storageConfig); err != nil {
-			return fmt.Errorf("parse storace config: %v", err)
+			return fmt.Errorf("parse storage config: %v", err)
 		}
 	}
 	*s = Storage{

connector/ldap/ldap.go

@@ -213,7 +213,7 @@ func (c *Config) openConnector(logger logrus.FieldLogger) (*ldapConnector, error
 	}
 	groupSearchScope, ok := parseScope(c.GroupSearch.Scope)
 	if !ok {
-		return nil, fmt.Errorf("userSearch.Scope unknown value %q", c.GroupSearch.Scope)
+		return nil, fmt.Errorf("groupSearch.Scope unknown value %q", c.GroupSearch.Scope)
 	}
 	return &ldapConnector{*c, userSearchScope, groupSearchScope, tlsConfig, logger}, nil
 }