remove unused patch label

works/patch/constant/proxy.go.patch

@@ -1,5 +1,5 @@
---- /data/projects/arknights/omv-dijiang/works/sing-box/constant/proxy.go	2026-03-05 11:39:22.619163709 +0800
-+++ /data/projects/arknights/omv-dijiang/works/core/constant/proxy.go	2026-03-05 13:11:43.857690519 +0800
+--- a/constant/proxy.go
++++ b/constant/proxy.go
 @@ -31,6 +31,7 @@
  	TypeCCM          = "ccm"
  	TypeOCM          = "ocm"