This changeset also introduces the `.word-wrap-break-word` class which can be used to apply `word-wrap: break-word` to admin elements when needed.
Props mitogh, costdev, kapilpaul, alamgircsebd, sabernhardt, anantajitjg, afercia, circlecube, SergeyBiryukov, rafiahmedd, audrasjb.
Fixes#55393.
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