Fixed ActivityPub reply button enabled condition #17306

Job	Run time
Setup	54s
Lint	31s
Admin tests - Chrome	0s
i18n	0s
Browser tests	0s
Performance tests	0s
Unit tests (Node 18.12.1)	1m 58s
Unit tests (Node 20.11.1)	1m 53s
Admin-X Settings tests	0s
Database tests (Node ${{ matrix.node }}, ${{ matrix.env.DB }})	0s
Unit tests (Node 22.13.1)	1m 55s
Regression tests (Node ${{ matrix.node }}, ${{ matrix.env.DB }})	0s
Comments-UI tests	0s
Ghost-CLI tests	0s
Signup-form tests	0s
Tinybird Tests (Web Analytics)	0s
Deploy Tinybird	0s
All required tests passed or skipped	1s
Publish ${{ matrix.package_name }}	0s
Coverage	0s
Canary	0s
	7m 12s

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