[CSStep] Fix extraneous ) printed during nested ConjunctionSteps.

~ConjunctionStep called before all steps are finished.

Author: Amritpan Kaur

lib/Sema/CSStep.cpp

@@ -875,6 +875,10 @@ StepResult ConjunctionStep::resume(bool prevFailed) {
   // attempted to apply information gained from the
   // isolated constraint to the outer context.
   if (Snapshot && Snapshot->isScoped()) {
+    Snapshot.reset();
+    if (CS.isDebugMode())
+      getDebugLogger() << ")\n";
+    
     return done(/*isSuccess=*/!prevFailed);
   }
 

lib/Sema/CSStep.h

@@ -999,9 +999,6 @@ class ConjunctionStep : public BindingStep<ConjunctionElementProducer> {
       auto remainingTime = OuterTimeRemaining->second;
       CS.Timer.emplace(anchor, CS, remainingTime);
     }
-    
-    if (CS.isDebugMode())
-      getDebugLogger() << ")\n";
   }
 
   StepResult resume(bool prevFailed) override;