address pr comment

Author: efd6

internal/cobraext/flags.go

@@ -209,8 +209,8 @@ const (
 	TestCoverageFormatFlagName        = "coverage-format"
 	TestCoverageFormatFlagDescription = "set format for coverage reports: %s"
 
-	TestDumpPrefixFlagName        = "dump"
-	TestDumpPrefixFlagDescription = "prefix for system test dump file"
+	TestDumpPrefixFlagName        = "dump-docs"
+	TestDumpPrefixFlagDescription = "prefix for system test document output dump file"
 
 	VariantFlagName        = "variant"
 	VariantFlagDescription = "service variant"