Revert "CUDA streams: Omit event record when not needed [skip ci]"

This reverts commit 26ff9abc.

Compiler/src/exastencils/parallelization/api/cuda/CUDA_Event.scala

@@ -56,7 +56,7 @@ case class CUDA_PendingStreamTransfers(
 
 case class CUDA_EventRecord(event : CUDA_Event, stream : CUDA_Stream) extends IR_Statement with IR_Expandable {
   override def expand() : OutputType = {
-    if (stream.useNonDefaultStreams && event.synchronizationNecessary)
+    if (event.synchronizationNecessary)
       CUDA_CheckError(IR_FunctionCall(IR_ExternalFunctionReference("cudaEventRecord"), event, stream))
     else
       IR_NullStatement