Update to latest WP and T2

[stian-overasen]

Update to latest WordPress (6.5) and T2 (7.8)

[github-actions]

Composer package changes

Prod Packages	Operation	Base	Target
roots/wordpress	Upgraded	6.4.3	6.5.3
roots/wordpress-no-content	Upgraded	6.4.3	6.5.3
symfony/dotenv	Upgraded	v6.4.4	v6.4.7
t2/admin	Upgraded	7.7.0	7.8.1
t2/assets	Upgraded	7.7.0	7.8.1
t2/block-library	Upgraded	7.7.0	7.8.1
t2/blocks	Upgraded	7.7.0	7.8.1
t2/components	Upgraded	7.7.0	7.8.1
t2/config	Upgraded	7.7.0	7.8.1
t2/editor	Upgraded	7.7.0	7.8.1
t2/extension-library	Upgraded	7.7.0	7.8.1
t2/extensions	Upgraded	7.7.0	7.8.1
t2/icons	Upgraded	7.7.0	7.8.1
t2/registry	Upgraded	7.7.0	7.8.1
t2/t2	Upgraded	7.7.0	7.8.1
t2/utils	Upgraded	7.7.0	7.8.1
wpackagist-plugin/imagify	Upgraded	2.2.0.1	2.2.2

Dev Packages	Operation	Base	Target
phpcompatibility/phpcompatibility-paragonie	Upgraded	1.3.2	1.3.3
phpcompatibility/phpcompatibility-wp	Upgraded	2.1.4	2.1.5
phpcsstandards/phpcsutils	Upgraded	1.0.10	1.0.11
squizlabs/php_codesniffer	Upgraded	3.9.0	3.9.2
wp-coding-standards/wpcs	Upgraded	3.0.1	3.1.0