CANTINA-944: For private sites, force disable blog_public UI toggle buttons in Reading Settings to avoid confusion #5749

Job	Run time
WP 5.8.x, multisite: no, JP: yes, PHP: 7.4	7m 54s
WP 5.9.x, multisite: no, JP: yes, PHP: 7.4	9m 30s
WP 6.0.x, multisite: no, JP: yes, PHP: 7.4	9m 5s
WP 6.1.x, multisite: no, JP: yes, PHP: 7.4	8m 28s
WP latest, multisite: no, JP: yes, PHP: 7.4	8m 58s
WP nightly, multisite: no, JP: yes, PHP: 7.4	8m 41s
WP latest, multisite: yes, JP: yes, PHP: 7.4	10m 26s
WP nightly, multisite: yes, JP: yes, PHP: 7.4	9m 5s
WP latest, multisite: no, JP: no, PHP: 7.4	8m 32s
WP latest, multisite: yes, JP: no, PHP: 7.4	9m 20s
WP 6.2.x, multisite: no, JP: yes, PHP: 8.0	8m 24s
WP 6.2.x, multisite: yes, JP: yes, PHP: 8.0	8m 48s
WP latest, multisite: no, JP: yes, PHP: 8.0	16m 42s
WP latest, multisite: yes, JP: yes, PHP: 8.0	13m 43s
WP nightly, multisite: no, JP: yes, PHP: 8.0	9m 13s
WP nightly, multisite: yes, JP: yes, PHP: 8.0	9m 0s
WP latest, multisite: no, JP: yes, PHP: 8.1	8m 59s
WP latest, multisite: yes, JP: yes, PHP: 8.1	10m 40s
WP nightly, multisite: no, JP: yes, PHP: 8.2	8m 59s
WP nightly, multisite: yes, JP: yes, PHP: 8.2	9m 7s
WP nightly, multisite: no, JP: yes, PHP: 8.3	10m 45s
WP nightly, multisite: yes, JP: yes, PHP: 8.3	11m 57s
	3h 36m 16s

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