disable Circle e2e tests

Summary:
Motivation is that Circle e2e tests have been broken for a few days, it appears to be flaky and an ongoing problem. AaaChiuuu & Andrew Chen are taking a look, but for now let's turn this off so that Circle can be useful for other things.
Closes https://github.com/facebook/react-native/pull/13616

Differential Revision: D4931852

Pulled By: ericvicenti

fbshipit-source-id: ce725ff3311ea70052191df45d3feb4373176876

circle.yml

@@ -76,7 +76,8 @@ test:
     # - node ./scripts/run-android-ci-instrumentation-tests.js --retries 3 --path ./ReactAndroid/src/androidTest/java/com/facebook/react/tests --package com.facebook.react.tests
 
     # Android e2e test
-    - source scripts/circle-ci-android-setup.sh && retry3 node ./scripts/run-ci-e2e-tests.js --android --js --retries 2
+    # disabled pending on https://our.intern.facebook.com/intern/tasks?t=16912142
+    # - source scripts/circle-ci-android-setup.sh && retry3 node ./scripts/run-ci-e2e-tests.js --android --js --retries 2
 
     # testing docs generation
     - cd website && npm test