[BUGFIX beta] Deprecate importing htmlSafe and isHTMLSafe from @ember/string#19339

Merged

rwjblue merged 2 commits intoemberjs:masterfrom jamescdavis:deprecate_htmlSafe_from_ember_string

Jan 19, 2021

+52-5

Commits on Jan 18, 2021

deprecate htmlSafe/isHTMLSafe reexports on Ember.String
jamescdavis
committed
update tests for htmlSafe/isHTMLSafe Ember.String deprecation
jamescdavis
committed