[BUGFIX release] Fix Embroider compatibility with ember-source@3.27.2+#19586

Merged

rwjblue merged 4 commits intomasterfrom refactor-global-deprecation-override

Jun 3, 2021

+1,537-367

Commits on Jun 2, 2021

Extract separate global deprecation helpers into standalone module.

rwjblue
and
stefanpenner
committed
Add some basic tests

rwjblue
and
stefanpenner
committed
Refactor @ember/-internals/bootstrap back into an IIFE

rwjblue
and
stefanpenner
committed

Commits on Jun 3, 2021

Refactor Overrides infrastructure, add more tests
chancancode
committed