Fix for CVE-2023-39325

Updated golang.org/x/net to v0.17.0

Skopeo isn't affected by the vulnerability, but this change will help to
silence security scanners.

Ref: https://github.com/advisories/GHSA-4374-p667-p6c8

Signed-off-by: Lokesh Mandvekar <lsm5@redhat.com>

vendor/golang.org/x/term/term_unix.go

@@ -60,7 +60,7 @@ func restore(fd int, state *State) error {
 func getSize(fd int) (width, height int, err error) {
 	ws, err := unix.IoctlGetWinsize(fd, unix.TIOCGWINSZ)
 	if err != nil {
-		return -1, -1, err
+		return 0, 0, err
 	}
 	return int(ws.Col), int(ws.Row), nil
 }