Fix typo in testing

The name of the addon no longer matches the name circleCI looks for after build

circle.yml

@@ -8,4 +8,4 @@ test:
     - ./node_modules/.bin/jpm test --tbpl --binary /usr/bin/firefox | tee jpm.tbpl
   post:
     - woodchipper --timeout 600000 < jpm.tbpl > $CIRCLE_TEST_REPORTS/jpm.xml
-    - npm run build && mv @Site-Enhance-Shield-Study-*.xpi $CIRCLE_ARTIFACTS/addon-recommendation.xpi
+    - npm run build && mv @site-enhance-shield-study-*.xpi $CIRCLE_ARTIFACTS/addon-recommendation.xpi