Bump actions/checkout from 4.1.2 to 4.1.6 #11464

Job	Run time
Pre run	6s
Lint: JS	1m 23s
Lint: CSS	54s
E2E test: JS (1, 2)	2m 34s
Lint: PHP	50s
E2E test: JS (2, 2)	2m 21s
Static Analysis: PHP	50s
Unit test: JS	1m 3s
Unit test: PHP 8.0, WP latest	24s
Unit test: PHP 8.3, WP trunk	24s
Unit test: PHP 8.2, WP trunk	27s
Unit test: PHP 8.1, WP trunk	29s
Unit test: PHP 8.0, WP trunk	27s
Build: ${{ matrix.build }} build ZIP	0s
Unit test (with coverage): PHP 8.0, WP latest	23s
Feature tests: PHP ${{ matrix.php }}, WP ${{ matrix.wp }}	0s
Unit test: PHP 8.0, WP latest	22s
Unit test: PHP 7.4, WP latest	25s
Unit test: PHP 7.4, WP latest	26s
Unit test: PHP 7.4, WP 5.3	28s
Unit test: PHP 7.4, WP 5.3	25s
Upload plugin ZIPs to Google Cloud Storage	0s
Comment on PR with links to plugin ZIPs	0s
	14m 41s

Provide feedback