Blocks/refactor post galleries block processor #6225

Job	Run time
Build / WordPress	2m 27s
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Upgrade from 6.9-RC1 / PHP 8.4 with MySQL 5.7 multisite	59s
Upgrade from 6.8 / PHP 7.2 with MySQL 5.7	1m 38s
Upgrade from 6.7 / PHP 8.4 with MySQL 8.4	1m 26s
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Upgrade from 6.7 / PHP 7.2 with MySQL 5.7 multisite	1m 13s
Upgrade from 6.8 / PHP 7.2 with MySQL 5.7 multisite	1m 3s
Upgrade from 6.7 / PHP 7.2 with MySQL 5.7	1m 13s
Upgrade from 6.9-RC1 / PHP 7.2 with MySQL 5.7	56s
Slack Notifications	0s
Failed workflow tasks	0s
	27m 57s

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