Bump third_party/libwebsockets/repo from `49bfef2` to `b71a662` (#32204)

Bumps [third_party/libwebsockets/repo](https://github.com/warmcat/libwebsockets) from `49bfef2` to `b71a662`.
- [Commits](https://github.com/warmcat/libwebsockets/compare/49bfef2ecd51b854b63e35d913849b6bb518a7f6...b71a6621b0b14bfc8fcbe804b036a9543af5e910)

---
updated-dependencies:
- dependency-name: third_party/libwebsockets/repo
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
diff --git a/third_party/libwebsockets/repo b/third_party/libwebsockets/repo
index 49bfef2..b71a662 160000
--- a/third_party/libwebsockets/repo
+++ b/third_party/libwebsockets/repo
@@ -1 +1 @@
-Subproject commit 49bfef2ecd51b854b63e35d913849b6bb518a7f6
+Subproject commit b71a6621b0b14bfc8fcbe804b036a9543af5e910