fix auth; update deps

vendor/modernc.org/libc/libc_arm64.go

@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build !(linux && arm64)
+
 package libc // import "modernc.org/libc"
 
 import (