Use identical button styles for comment and comment replies #759

Job	Run time
test-mysql (3.10, Django>=4.2,<4.3, false)	5m 39s
test-postgres (3.9, Django>=4.2,<4.3, psycopg2>=2.6, false, --parallel)	7m 45s
test-postgres-elasticsearch7 (3.9, Django>=4.2,<4.3, false)	7m 21s
test-sqlite (3.13, Django>=5.1,<5.2, 1, --parallel)	7m 9s
test-mysql (3.11, Django>=4.2,<4.3, false, mariadb:10.5)	5m 39s
test-postgres (3.13, Django>=5.1,<5.2, psycopg>=3.1.8, postgres:15, notz, false, --parallel)	9m 57s
test-mysql (3.12, Django>=5.1,<5.2, false, mariadb:11.4, emailuser)	5m 37s
test-postgres (3.12, git+https://github.com/django/django.git@stable/5.2.x#egg=Django, psycopg>=3...	1m 34s
test-sqlite-elasticsearch8 (3.13, Django>=5.1,<5.2, emailuser)	7m 6s
test-mysql (3.12, Django>=5.1,<5.2, false, --parallel, mysql:8.4, emailuser)	5m 23s
test-sqlite-opensearch2 (3.10, Django>=5.1,<5.2, false)	6m 19s
test-postgres (3.13, git+https://github.com/django/django.git@main#egg=Django, psycopg>=3.1.8, tr...	1m 30s
coverage	0s
	1h 10m 59s

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