Mute noisy test fixture for socks.el

* test/lisp/net/socks-tests.el:
(socks-tests-perform-hello-world-http-request): Bind
'inhibit-message' non-nil when in batch mode.
(Bug#46342)

test/lisp/net/socks-tests.el

@@ -173,6 +173,7 @@ Vectors must match verbatim. Strings are considered regex patterns.")
                (goto-char (point-min))
                (should (search-forward "Hello World" nil t))
                (setq done t)))
+         (inhibit-message noninteractive)
          (buf (url-http url cb '(nil)))
          (proc (get-buffer-process buf))
          (attempts 10))