curl: Add socks5 overflow patch

Minor change to tests/data/Makefile.inc from the original patch.

BUG=b:303930924
TEST=manual; see that the patch is applied;
TEST=CQ

Change-Id: I94630c17833af302df73d3a0451d527772a0212c
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/4982945
Commit-Queue: Jason Iman <jasongustaman@chromium.org>
Tested-by: Jason Iman <jasongustaman@chromium.org>
Reviewed-by: Hugo Benichi <hugobenichi@google.com>
3 files changed