crypto/threads_win.c: fix preprocessor indentation

Reviewed-by: NMatt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/9860)

crypto/threads_win.c

@@ -24,15 +24,15 @@ CRYPTO_RWLOCK *CRYPTO_THREAD_lock_new(void)
         return NULL;
     }
 
-#if !defined(_WIN32_WCE)
+# if !defined(_WIN32_WCE)
     /* 0x400 is the spin count value suggested in the documentation */
     if (!InitializeCriticalSectionAndSpinCount(lock, 0x400)) {
         OPENSSL_free(lock);
         return NULL;
     }
-#else
+# else
     InitializeCriticalSection(lock);
-#endif
+# endif
 
     return lock;
 }