[GN/iOS] Explicitly list test data in net_unittests_bundle_data.

net/net.gyp

Index: net/net.gyp
diff --git a/net/net.gyp b/net/net.gyp
index e59ce18f44719852036a8b383c7a742e9e18a52a..28b70d8a37a75f55874f466527c56ca9d75b0fdd 100644
--- a/net/net.gyp
+++ b/net/net.gyp
@@ -398,18 +398,8 @@
                 'action_name': 'copy_test_data',
                 'variables': {
                   'test_data_files': [
-                    'data/certificate_policies_unittest/',
-                    'data/name_constraints_unittest/',
-                    'data/parse_certificate_unittest/',
-                    'data/parse_ocsp_unittest/',
-                    'data/ssl/certificates/',
-                    'data/test.html',
-                    'data/url_request_unittest/',
-                    'data/verify_certificate_chain_unittest/',
-                    'data/verify_name_match_unittest/names/',
-                    'data/verify_signed_data_unittest/',
-                    'third_party/nist-pkits/certs/',
-                    'third_party/nist-pkits/crls/',
+                    '<@(net_test_support_data_sources)',
+                    '<@(net_unittests_data_sources)',
                   ],
                   'test_data_prefix': 'net',
                 },