Merge pull request #1470 from emberjs/re-enable-release-beta-canary

Re-enable try scenarios against 5.10, 5.11-beta and 5.12-canary

Author: NullVoxPopuli

.github/workflows/ci-build.yml

@@ -91,10 +91,9 @@ jobs:
           - ember-lts-4.12
           - ember-lts-5.4
           - ember-lts-5.8
-          # All of these are failing with the waiter tests (needs to be debugged separately)
-          # - ember-release
-          # - ember-beta
-          # - ember-canary
+          - ember-release
+          - ember-beta
+          - ember-canary
           - ember-default
           - embroider-safe
           # - embroider-optimized # see comments in ember-try.js