Add Cronet core tests to Jenkins
diff --git a/gRPC-Core.podspec b/gRPC-Core.podspec
index 39e0c34..b3ba982 100644
--- a/gRPC-Core.podspec
+++ b/gRPC-Core.podspec
@@ -882,6 +882,7 @@
                       'test/core/end2end/end2end_test_utils.c',
                       'test/core/end2end/tests/*.{c,h}',
                       'test/core/end2end/data/*.{c,h}',
+                      'test/core/util/debugger_macros.c',
                       'test/core/util/test_config.{c,h}',
                       'test/core/util/port.h',
                       'test/core/util/port_posix.c',