Fix scala#6211: BootstrappedOnlyCompilationTests test report not printed

Author: anatoliykmetyuk

compiler/test/dotty/tools/dotc/BootstrappedOnlyCompilationTests.scala

@@ -16,7 +16,7 @@ import java.nio.file._
 class BootstrappedOnlyCompilationTests extends ParallelTesting {
   import ParallelTesting._
   import TestConfiguration._
-  import CompilationTests._
+  import BootstrappedOnlyCompilationTests._
 
   // Test suite configuration --------------------------------------------------
 
@@ -135,3 +135,9 @@ class BootstrappedOnlyCompilationTests extends ParallelTesting {
     compileFilesInDir("tests/plugins/neg").checkExpectedErrors()
   }
 }
+
+object BootstrappedOnlyCompilationTests {
+  implicit val summaryReport: SummaryReporting = new SummaryReport
+  @AfterClass def cleanup(): Unit = summaryReport.echoSummary()
+}
+