Bump actions/upload-artifact from 5 to 6 in the actions group #116

Job	Run time
PHPMD (PHP 8.3)	13s
Psalm Static Analysis (PHP 8.3)	17s
PHPStan for WP (PHP 8.3)	14s
WP Plugin Check (PHP 8.3)	1m 48s
WP VIP CS (PHP 8.3)	21s
Test WordPress latest with PHP 8.4	1m 14s
PHPCS (PHP 8.3)	22s
Test WordPress 6.5 with PHP 8.3	1m 11s
Test WordPress nightly with PHP 8.0	1m 24s
Test WordPress nightly with PHP 8.4	1m 16s
Test WordPress nightly with PHP 7.4	1m 29s
Test WordPress latest with PHP 8.0	1m 51s
Test WordPress latest with PHP 7.4	1m 19s
Security Scan (PHP 8.3)	24s
Test WordPress 6.5 with PHP 8.4	1m 9s
Test WordPress nightly with PHP 8.3	1m 12s
Test WordPress 6.5 with PHP 8.0	1m 13s
Test WordPress latest with PHP 8.3	1m 7s
Test WordPress 6.5 with PHP 7.4	1m 10s
	19m 14s

Provide feedback