Revert "fix(c/libuv): Add libuv fs struct new func"

This reverts commit 5fdb0a9634b5ecc29ddd50b6e5cce9938bcb7934.

# Conflicts:
#	c/libuv/_wrap/fs.c
#	c/libuv/fs.go

c/libuv/fs.go

@@ -6,10 +6,6 @@ import (
 	"github.com/goplus/llgo/c"
 )
 
-const (
-	LLGoFiles = "$(pkg-config --cflags libuv): _wrap/fs.c"
-)
-
 const (
 	FS_UNKNOWN   FsType = -1
 	FS_CUSTOM    FsType = 0
@@ -110,9 +106,6 @@ type FsPollCb func(handle *FsPoll, status c.Int, events c.Int)
 
 /* Fs related function and method */
 
-//go:linkname FsNew C.uv_fs_new
-func FsNew() *Fs
-
 //go:linkname FsGetType C.uv_fs_get_type
 func FsGetType(req *Fs) FsType