Only use word-wrap instead of word-break

word-break will break in the middle of words

fixes CNVS-39940

test plan:
- make sure that text in tables, like on the User and Course
Search page, doesn't get cut off mid-word when the text is
longer than the column

Change-Id: Ie055d3afb11574ea398c3cc20d103b61251e0cea
Reviewed-on: https://gerrit.instructure.com/129594


Reviewed-by: Rob Orton <rob@instructure.com>
Tested-by: Jenkins
QA-Review: Jeremy Putnam <jeremyp@instructure.com>
Reviewed-by: Ryan Shaw <ryan@instructure.com>
Product-Review: Ryan Shaw <ryan@instructure.com>

app/stylesheets/bundles/account_course_user_search.scss

@@ -28,7 +28,6 @@
 .grid-row {
   padding-right: 10px;
   word-wrap: break-word;
-  word-break: break-all;
   white-space: pre-wrap;
 
   .icon-stats, .icon-message{