Refactor all `field_as_li.html` includes #90

Job	Run time
test-postgres-elasticsearch7 (3.8, Django>=4.1,<4.2, false)	9m 7s
test-mysql (3.8, Django>=3.2,<3.3, false)	21m 16s
test-mysql (3.10, Django>=4.2,<4.3, false)	28m 36s
test-postgres-elasticsearch6 (3.8, Django>=3.2,<3.3)	8m 16s
test-postgres (3.8, Django>=3.2,<3.3, false)	21m 54s
test-postgres (3.11, Django>=4.2,<4.3, postgres:12, notz, false)	20m 36s
test-postgres (3.10, Django>=4.1,<4.2, false, emailuser)	15m 9s
test-postgres (3.10, git+https://github.com/django/django.git@stable/4.2.x#egg=Django, true, post...	20m 39s
test-postgres (3.10, git+https://github.com/django/django.git@main#egg=Django, true, postgres:12,...	16m 52s
test-sqlite (3.9, Django>=4.1,<4.2)	10m 39s
test-sqlite-elasticsearch7 (3.9, Django>=4.2,<4.3, emailuser)	7m 27s
test-sqlite-elasticsearch5 (3.8, Django>=3.2,<3.3)	7m 24s
coverage	36s
	3h 8m 31s

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