update dependencies (#6267)

Signed-off-by: hongming <coder.scala@gmail.com>

vendor/golang.org/x/tools/internal/packagesinternal/packages.go

@@ -5,10 +5,6 @@
 // Package packagesinternal exposes internal-only fields from go/packages.
 package packagesinternal
 
-import (
-	"golang.org/x/tools/internal/gocommand"
-)
-
 var GetForTest = func(p interface{}) string { return "" }
 var GetDepsErrors = func(p interface{}) []*PackageError { return nil }
 
@@ -18,10 +14,6 @@ type PackageError struct {
 	Err         string   // the error itself
 }
 
-var GetGoCmdRunner = func(config interface{}) *gocommand.Runner { return nil }
-
-var SetGoCmdRunner = func(config interface{}, runner *gocommand.Runner) {}
-
 var TypecheckCgo int
 var DepsErrors int // must be set as a LoadMode to call GetDepsErrors
 var ForTest int    // must be set as a LoadMode to call GetForTest