feat: introduction of logger to eliminate printstreams

src/test/wacc/examples.scala

@@ -7,7 +7,6 @@ import org.scalatest.freespec.AsyncFreeSpec
 import cats.effect.testing.scalatest.AsyncIOSpec
 import java.io.File
 import sys.process._
-import java.io.PrintStream
 import scala.io.Source
 import cats.effect.IO
 import wacc.{compile as compileWacc}
@@ -30,7 +29,6 @@ class ParallelExamplesSpec extends AsyncFreeSpec with AsyncIOSpec with BeforeAnd
 
   forEvery(files) { (filename, expectedResult) =>
     val baseFilename = filename.stripSuffix(".wacc")
-    given stdout: PrintStream = PrintStream(File(baseFilename + ".out"))
 
     s"$filename" - {
       "should be compiled with correct result" in {