Add processor to look up service name by port (#7540)

plugins/processors/port_name/services_path.go

@@ -0,0 +1,12 @@
+// +build windows
+
+package portname
+
+import (
+	"os"
+	"path/filepath"
+)
+
+func servicesPath() string {
+	return filepath.Join(os.Getenv("WINDIR"), `system32\drivers\etc\services`)
+}