Fix windows thread stop code

The windows thread stop code was erroneously not just deleting the thread
local variable on thread stop, but also deleting the thread local *key*
(thus removing thread local data for *all* threads in one go!).
Reviewed-by: NRich Salz <rsalz@openssl.org>

crypto/init.c

@@ -506,7 +506,6 @@ static void ossl_init_thread_stop(struct thread_local_inits_st *locals)
     }
 
     OPENSSL_free(locals);
-    ossl_init_thread_stop_cleanup();
 }
 
 void OPENSSL_thread_stop(void)
@@ -599,6 +598,8 @@ void OPENSSL_cleanup(void)
         ERR_free_strings();
     }
 
+    ossl_init_thread_stop_cleanup();
+
 #ifdef OPENSSL_INIT_DEBUG
     fprintf(stderr, "OPENSSL_INIT: OPENSSL_INIT_library_stop: "
                     "CRYPTO_cleanup_all_ex_data()\n");