Test

Keep the requirements at PHP 5.6 and WP 4.6 until we have a practical reason #602

Job	Run time
Lint PHP & PHP Compatibility checks.	1m 4s
Lint JS & CSS	31s
Build	45s
Test PHP 8.3 (WP latest)	2m 1s
Test PHP 8.3 (WP trunk)	2m 31s
Test PHP 8.3 (WP 6.3)	2m 4s
Test PHP 8.2 (WP latest)	2m 2s
Test PHP 8.2 (WP trunk)	2m 9s
Test PHP 8.2 (WP 6.3)	2m 13s
Test PHP 8.1 (WP latest)	2m 3s
Test PHP 8.1 (WP trunk)	2m 24s
Test PHP 8.1 (WP 6.3)	1m 59s
Test PHP 8.0 (WP latest)	2m 2s
Test PHP 8.0 (WP trunk)	2m 19s
Test PHP 8.0 (WP 6.3)	2m 32s
Test PHP 7.4 (WP latest)	2m 9s
Test PHP 7.4 (WP trunk)	2m 32s
Test PHP 7.4 (WP 6.3)	2m 25s
Test PHP 7.3 (WP latest)	1m 52s
Test PHP 7.3 (WP trunk)	2m 1s
Test PHP 7.3 (WP 6.3)	2m 9s
Test PHP 7.2 (WP latest)	2m 18s
Test PHP 7.2 (WP trunk)	2m 3s
Test PHP 7.2 (WP 6.3)	2m 2s
	48m 10s

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