[3.14] pythongh-140120: Refresh HACL* to fix an hmac memory leak (pythonGH-140188) (python#140192)

pythongh-140120: Refresh HACL* to fix an hmac memory leak (pythonGH-140188)

This pulls an updated version of HACL* that fixes the memory leak reported in pythonGH-140120, via an upstream fix.
(cherry picked from commit 3a81313)

Co-authored-by: Jonathan Protzenko <[email protected]>

Author: miss-islington

Misc/NEWS.d/next/Library/2025-10-15-20-47-04.gh-issue-140120.3gffZq.rst

@@ -0,0 +1,2 @@
+Fixed a memory leak in :mod:`hmac` when it was using the hacl-star backend.
+Discovered by ``@ashm-dev`` using AddressSanitizer.