Fix incorrect usage of publicize config in subscribe block #79474

Job	Run time
Determine tests matrix	8s
Static analysis	7m 54s
Check plugin monorepo dep versions	32s
Storybook tests	2m 49s
PHP tests: PHP 7.2 WP latest	4m 12s
PHP tests: PHP 7.3 WP latest	3m 43s
PHP tests: PHP 7.4 WP latest	4m 7s
PHP tests: PHP 8.0 WP latest	4m 1s
PHP tests: PHP 8.1 WP latest	4m 32s
PHP tests: PHP 8.2 WP latest	3m 26s
PHP tests: PHP 8.3 WP latest	3m 24s
PHP tests: PHP 8.4 WP latest	3m 38s
PHP tests: PHP 8.2 WP previous	4m 25s
PHP tests: PHP 8.2 WP trunk	6m 28s
PHP tests: PHP 7.4 WP latest with WooCommerce	3m 16s
PHP tests: PHP 8.1 WP latest with wpcomsh	4m 17s
JS tests	2m 25s
Code coverage	6m 59s
	1h 10m 16s

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