Fixing travis

Change-Id: I37af17959db8112c031940bed52203f313c41457

Author: Jon Wayne Parrott

scripts/travis.sh

@@ -1,13 +1,11 @@
 #!/bin/bash
 
-# Decrypt secrets if not on an external PR.
+# Decrypt secrets and run tests if not on an external PR.
 if [[ $TRAVIS_SECURE_ENV_VARS == "true" ]]; then
     scripts/decrypt-secrets.sh "$SECRETS_PASSWORD"
-fi
-
-if [[ $TRAVIS_SECURE_ENV_VARS == "true" ]]; then
-     source ${TRAVIS_BUILD_DIR}/testing/test-env.sh;
-     nox --stop-on-first-error -s lint travis;
+    source ${TRAVIS_BUILD_DIR}/testing/test-env.sh;
+    export GOOGLE_APPLICATION_CREDENTIALS=${TRAVIS_BUILD_DIR}/testing/service-account.json
+    nox --stop-on-first-error -s lint travis;
 else
     # only run lint on external PRs
     echo 'External PR: only running lint.'