Wrap template generator code in an after_bundle block #2099

Job	Run time
docker_build	21s
lint	1m 4s
test (ruby 2.7 / rails 6.1.7 )	5m 40s
test (ruby 2.7 / rails 7.0.4 )	5m 49s
test (ruby 3.0 / rails 6.1.7 )	4m 39s
test (ruby 3.0 / rails 7.0.4 )	4m 33s
test (ruby 3.2.2 / rails 7.1.1 )	4m 34s
test (ruby 3.2.0 / rails 7.0.4 )	5m 12s
test (ruby 3.2.0 / rails 7.0.4 Solr 9.3.0)	4m 33s
test (ruby 3.2.0 / rails 7.0.4 Solr 8.11.2)	4m 9s
test (ruby 3.1 / rails 7.0.4 )	4m 42s
test (ruby 3.1 / rails 7.0.4 / ViewComponent 3)	4m 21s
test (ruby 3.1 / rails 7.0.4 / Propshaft)	4m 5s
test (ruby 3.0 / rails 7.0.4 / Bootstrap 4)	4m 9s
test (ruby 3.0 / rails 7.0.4 / API)	2m 28s
	1h 0m 19s

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