TimedAttempt: allow to build TimedAttempt class tests

Author: pennam

src/utility/time/TimedAttempt.cpp

@@ -58,7 +58,7 @@ unsigned long TimedAttempt::retry() {
 unsigned long TimedAttempt::reload() {
   unsigned long shift = _retryCount > 31 ? 31 : _retryCount;
   unsigned long delay = (1UL << shift) * _minDelay;
-  _retryDelay = min(delay, _maxDelay);
+  _retryDelay = std::min(delay, _maxDelay);
   _retryTick = millis();
   return _retryDelay;
 }