ext: Make the testing-results folder visible

Currently, testlib will write outputs to .testing-results, which
is a hidden folder. However, the outputs in the folder are useful
for debugging. This commit makes this folder visible on Linux
systems.

Change-Id: I158e1a4a62c7b494309a0a4bf6521fedd04cbe22
Signed-off-by: Hoa Nguyen <hoanguyen@ucdavis.edu>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/34015
Reviewed-by: Jason Lowe-Power <power.jg@gmail.com>
Maintainer: Jason Lowe-Power <power.jg@gmail.com>
Tested-by: kokoro <noreply+kokoro@google.com>
diff --git a/ext/testlib/configuration.py b/ext/testlib/configuration.py
index 48fd2a0..1267c25 100644
--- a/ext/testlib/configuration.py
+++ b/ext/testlib/configuration.py
@@ -213,7 +213,7 @@
     defaults.base_dir = os.path.abspath(os.path.join(absdirpath(__file__),
                                                       os.pardir,
                                                       os.pardir))
-    defaults.result_path = os.path.join(os.getcwd(), '.testing-results')
+    defaults.result_path = os.path.join(os.getcwd(), 'testing-results')
     defaults.resource_url = 'http://dist.gem5.org/dist/develop'
     defaults.resource_path = os.path.abspath(os.path.join(defaults.base_dir,
                                             'tests',
diff --git a/tests/.gitignore b/tests/.gitignore
index 6e620f5..44c98e6 100644
--- a/tests/.gitignore
+++ b/tests/.gitignore
@@ -1,2 +1,2 @@
-.testing-results
+testing-results
 gem5/resources