Nightly: email the team only on failures

Change-Id: Ib65edb6329dcd1f28d181f35de6e281aae7a3204
diff --git a/mbed-tls-nightly-tests.yaml b/mbed-tls-nightly-tests.yaml
index 4b4f20d..667c5b4 100644
--- a/mbed-tls-nightly-tests.yaml
+++ b/mbed-tls-nightly-tests.yaml
@@ -31,7 +31,7 @@
         description: Run Windows tests
         name: RUN_WINDOWS_TEST
     - string:
-        default: 'CE-OSS-Firmware-Crypto-TLS@arm.com,arthur.she@linaro.org,kelley.spoon@linaro.org'
+        default: 'arthur.she@linaro.org,kelley.spoon@linaro.org'
         description: E-mail addresses (delimited by ,) that a report should be sent to when the test run passes
         name: TEST_PASS_EMAIL_ADDRESS
         trim: true