[JENKINS-58548] Remove extra whitespace from scriptText (#4133)

* [JENKINS-58548] Remove extra whitespace from scriptText

This removes the unnecessary whitespace being output in scriptText
and anywhere else that has non-XML whitespace semantics in its output
when using <l:view>.

Signed-off-by: Matt Sicker <boards@gmail.com>

* Fix test name

Co-Authored-By: Daniel Beck <1831569+daniel-beck@users.noreply.github.com>
(cherry picked from commit dae53088)