Squelch warning with microhttplib and newer GCC versions

GCC 14.2 has started producing these warnings too, so we don't have
to gate the suppression to just clang.

Change-Id: I0428b98756c8e43406d6ddd0c82a0170dd2dd6c2
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/924838
Auto-Submit: Kaylee Lubick <kjlubick@google.com>
Commit-Queue: Daniel Dilan <danieldilan@google.com>
Reviewed-by: Daniel Dilan <danieldilan@google.com>
1 file changed