Antithesis instrumentation improvements (#5213)

* Rename ASSERT to XRPL_ASSERT
* Upgrade to Anthithesis SDK 0.4.4, and use new 0.4.4 features
  * automatic cast to bool, like assert
* Add instrumentation workflow to verify build with instrumentation enabled

include/xrpl/beast/clock/manual_clock.h

@@ -61,7 +61,7 @@ public:
     void
     set(time_point const& when)
     {
-        ASSERT(
+        XRPL_ASSERT(
             !Clock::is_steady || when >= now_,
             "beast::manual_clock::set(time_point) : forward input");
         now_ = when;
@@ -80,7 +80,7 @@ public:
     void
     advance(std::chrono::duration<Rep, Period> const& elapsed)
     {
-        ASSERT(
+        XRPL_ASSERT(
             !Clock::is_steady || (now_ + elapsed) >= now_,
             "beast::manual_clock::advance(duration) : forward input");
         now_ += elapsed;