fix test

Signed-off-by: SungJin1212 <tjdwls1201@gmail.com>

Author: SungJin1212

integration/otlp_test.go

@@ -282,7 +282,7 @@ func TestOTLPEnableTypeAndUnitLabels(t *testing.T) {
 		"-auth.enabled": "true",
 
 		// OTLP
-		"-distributor.otlp.enable-type-and-unit-labels": "true",
+		"-distributor.enable-type-and-unit-labels": "true",
 
 		// alert manager
 		"-alertmanager.web.external-url":   "http://localhost/alertmanager",