vendor: update all dependencies to latest versions

vendor/github.com/pengsrc/go-shared/pid/pidfile.go

@@ -42,8 +42,5 @@ func New(path string) (*File, error) {
 
 // Remove removes the File.
 func (file File) Remove() error {
-	if err := os.Remove(file.path); err != nil {
-		return err
-	}
-	return nil
+	return os.Remove(file.path)
 }

vendor/github.com/pengsrc/go-shared/pid/pidfile_test.go

@@ -27,6 +27,10 @@ func TestNewAndRemove(t *testing.T) {
 	if err := file.Remove(); err != nil {
 		t.Fatal("Could not delete created test file")
 	}
+
+	if err := os.Remove(dir); err != nil {
+		t.Fatal("Could not delete test dir")
+	}
 }
 
 func TestRemoveInvalidPath(t *testing.T) {