[3.8] bpo-37702: Fix SSL's certificate-store leak on Windows (GH-15632) #15771
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ssl_collect_certificates function in _ssl.c has a memory leak.
Calling CertOpenStore() and CertAddStoreToCollection(), a store's refcnt gets incremented by 2.
But CertCloseStore() is called only once and the refcnt leaves 1.
https://bugs.python.org/issue37702