Merge #15970: Utils and libraries: fix static_assert for macro HAVE_THREAD_LOCAL

41ab2a8 fix static_assert for macro HAVE_THREAD_LOCAL (orient)

Pull request description:

  Utils and libraries: fix static_assert for macro HAVE_THREAD_LOCAL if define DEBUG_LOCKCONTENTION

ACKs for commit 41ab2a:
  laanwj:
    utACK 41ab2a8

Tree-SHA512: 6c1d20375a70cbdef1140c544f443106d6bf6c34b1da2ddc66739f2b662a0d6b800288f48bf451a3d5937bac7e40b8ecda3a4effcc978d0093fc497410447ea7

Author: laanwj

src/sync.cpp

@@ -2,6 +2,10 @@
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
+#if defined(HAVE_CONFIG_H)
+#include <config/bitcoin-config.h>
+#endif
+
 #include <sync.h>
 #include <tinyformat.h>