Enable fast assert

Author: triceo

src/main/resources/ai/timefold/solver/benchmarks/examples/conferencescheduling/conferenceSchedulingSolverConfig.xml

@@ -2,7 +2,7 @@
 <solver xmlns="https://timefold.ai/xsd/solver" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation="https://timefold.ai/xsd/solver https://timefold.ai/xsd/solver/solver.xsd">
   <!-- To slowly prove there are no bugs in this code -->
-  <!--<environmentMode>FULL_ASSERT</environmentMode>-->
+  <environmentMode>FAST_ASSERT</environmentMode>
   <!-- To solve faster by saturating multiple CPU cores -->
   <!--<moveThreadCount>AUTO</moveThreadCount>-->