[Bug 36201] valgrind shows a definite leak under crypt32/tests/store.c

https://bugs.winehq.org/show_bug.cgi?id=36201

--- Comment #4 from Austin English  ---
I see:
==17365== 48 bytes in 1 blocks are definitely lost in loss record 246 of 538
==17365==    at 0x7BC50754: notify_alloc (heap.c:254)
==17365==    by 0x7BC54BD5: RtlAllocateHeap (heap.c:1716)
==17365==    by 0x4DA434F: CryptMemAlloc (main.c:123)
==17365==    by 0x4D7CDDE: Context_CreateDataContext (context.c:32)
==17365==    by 0x4D6B2BD: CertCreateCertificateContext (cert.c:334)
==17365==    by 0x4C105CA: testEmptyStore (store.c:2945)
==17365==    by 0x4C119BC: func_store (store.c:3208)
==17365==    by 0x4C1619E: run_test (test.h:589)
==17365==    by 0x4C165CA: main (test.h:671)
==17365==

with 2.1.