Add --no-background-compilation to tests that expect to run code in optimized form

tests/language/deopt_no_feedback_test.dart

Index: tests/language/deopt_no_feedback_test.dart
diff --git a/tests/language/deopt_no_feedback_test.dart b/tests/language/deopt_no_feedback_test.dart
index 4ee16d0205024decb08b1f1f0b07163de1c2b5a0..8d42628512a878a89ce13ea919421e4c600431d7 100644
--- a/tests/language/deopt_no_feedback_test.dart
+++ b/tests/language/deopt_no_feedback_test.dart
@@ -3,7 +3,7 @@
 // BSD-style license that can be found in the LICENSE file.
 // Test deoptimization caused by running code that did not collect type
 // feedback before.
-// VMOptions=--optimization-counter-threshold=10 --no-use-osr
+// VMOptions=--optimization-counter-threshold=10 --no-use-osr --no-background-compilation
 
 import "package:expect/expect.dart";