Bump php-stubs/wordpress-stubs from 6.5.3 to 6.6.0 #1655

Job	Run time
Pre run	3s
Build: ${{ matrix.build }} build ZIP	0s
E2E test: JS (1, 2)	8m 24s
E2E test: JS (2, 2)	4m 57s
Feature tests: PHP 7.4, WP latest	3m 1s
Lint: CSS	0s
Feature tests: PHP 8.3, WP trunk	3m 3s
Feature tests: PHP 8.2, WP trunk	2m 59s
Feature tests: PHP 8.1, WP trunk	2m 49s
Lint: PHP	55s
Feature tests: PHP 8.0, WP latest	3m 11s
Lint: JS	0s
Feature tests: PHP 7.4, WP 6.3	2m 55s
Static Analysis: PHP	56s
Unit test: JS	0s
Unit test: PHP 8.0, WP latest	3m 4s
Unit test: PHP 8.3, WP trunk	2m 59s
Unit test: PHP 8.2, WP trunk	3m 31s
Unit test: PHP 8.1, WP trunk	3m 36s
Unit test: PHP 8.0, WP trunk	3m 20s
Unit test (with coverage): PHP 8.0, WP latest	5m 5s
Unit test: PHP 8.0, WP latest	2m 40s
Unit test: PHP 7.4, WP latest	2m 47s
Unit test: PHP 7.4, WP latest	3m 4s
Unit test: PHP 7.4, WP 6.3	3m 4s
Unit test: PHP 7.4, WP 6.3	2m 47s
Upload plugin ZIPs to Google Cloud Storage	0s
Comment on PR with links to plugin ZIPs	0s
	1h 9m 10s

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