Revert "Merge pull request #3320 from dimagi/app-builder-hotfix"

This reverts commit 2f4dbef547325e73ac97d2e6625e8e782de0b82c, reversing
changes made to 8fa7d44d3f0891f3ab1beb6af5596f4a8acbe311.
fix itext bug in app builder

when itext starts with an output ref
add test for itext value edge cases
Merge pull request #3323 from dimagi/output-node-text

Output node text