Move FC SDK build failures to Customer UX bots slack channel (#4127)

## Summary

This moves the Financial Connections build failures to the
#connections-customer-ux-bots slack channel, as well as Kris's test
channel.

## Motivation

Better visibility on test failures. 

## Testing

N/a

## Changelog

N/a

bitrise.yml

@@ -202,6 +202,17 @@ workflows:
         inputs:
           - event_description: iOS E2E tests failing! $BITRISE_BUILD_URL.
           - integration_key: $AUX_PAGERDUTY_INTEGRATION_KEY
+    - slack@3:
+        is_always_run: true
+        run_if: .IsBuildFailed
+        inputs:
+        - webhook_url: $WEBHOOK_SLACK_CUX_BOTS
+        - webhook_url_on_error: $WEBHOOK_SLACK_CUX_BOTS
+    - slack@3:
+        is_always_run: true
+        inputs:
+        - webhook_url: $WEBHOOK_SLACK_CONNECTIONS_MOBILE
+        - webhook_url_on_error: $WEBHOOK_SLACK_CONNECTIONS_MOBILE
     - slack@3:
         is_always_run: true
         run_if: .IsBuildFailed