Remove the mkdir of the parent Directories for protobufs.

Bug: 330794730
Change-Id: I7b221ffc9dde67c27186848727c4a698644507aa
diff --git a/python/python.go b/python/python.go
index d3cbd76..2b1974e 100644
--- a/python/python.go
+++ b/python/python.go
@@ -545,7 +545,6 @@
 			var stagedProtoSrcs android.Paths
 			for _, srcFile := range protoSrcs {
 				stagedProtoSrc := pkgPathStagingDir.Join(ctx, pkgPath, srcFile.Rel())
-				rule.Command().Text("mkdir -p").Flag(filepath.Base(stagedProtoSrc.String()))
 				rule.Command().Text("cp -f").Input(srcFile).Output(stagedProtoSrc)
 				stagedProtoSrcs = append(stagedProtoSrcs, stagedProtoSrc)
 			}