nixos/test/doh-proxy-rust: fix failing check

Changed files
+1 -1
nixos
+1 -1
nixos/tests/doh-proxy-rust.nix
···
machine.wait_for_unit("doh-proxy-rust.service")
machine.wait_for_open_port(53)
machine.wait_for_open_port(3000)
-
machine.succeed(f"curl --fail '{url}?dns={query}' | grep -F {bin_ip}")
+
machine.succeed(f"curl --fail -H 'Accept: application/dns-message' '{url}?dns={query}' | grep -F {bin_ip}")
'';
})