Remove @glimmer/env in favor of @embroider/macros (#508) #2673

Job	Run time
Lint	35s
Floating Dependencies: classic	37s
Tests: classic	37s
typescript@5.0	44s
Floating Dependencies: embroider	38s
Tests: embroider	34s
typescript@5.1	41s
typescript@5.2	44s
typescript@5.3	42s
typescript@5.4	42s
Try: ember-lts-3.16 @ test-apps/base-tests	36s
Try: ember-lts-3.20 @ test-apps/base-tests	41s
Try: ember-lts-3.24 @ test-apps/base-tests	40s
Try: ember-lts-3.28 @ test-apps/base-tests	35s
Try: ember-lts-4.12 @ test-apps/base-tests	46s
Try: ember-lts-5.4 @ test-apps/base-tests	39s
Try: ember-release @ test-apps/base-tests	38s
Try: ember-beta @ test-apps/base-tests	35s
Try: ember-canary @ test-apps/base-tests	35s
Try: 3.x-embroider-safe @ test-apps/base-tests	34s
Try: 3.x-embroider-optimized @ test-apps/base-tests	47s
	13m 40s

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