refs #2816: Prevent diff viewer on report page from overflowing to be outside the parent modal
(cherry picked from commit 76ab06280f6ebe78b358763deff233c277ed2c61)
refs #2816: Prevent diff viewer on report page from overflowing to be outside the parent modal
(cherry picked from commit 76ab06280f6ebe78b358763deff233c277ed2c61)