Update `Build, test & measure` workflow #11076

Job	Run time
Pre run	1s
E2E test: JS	0s
Feature tests: PHP ${{ matrix.php }}, WP ${{ matrix.wp }}	0s
Build: ${{ matrix.build }} build ZIP	0s
Lint: CSS	0s
Lint: JS	0s
Lint: PHP	0s
Unit test: JS	0s
Static Analysis: PHP	0s
Unit test${{ ((matrix.coverage && ' (with coverage)') \|\| '') }}: PHP ${{ matrix.php }}, WP ${{ matrix.wp }}	0s
Upload plugin ZIPs to Google Cloud Storage	0s
Comment on PR with links to plugin ZIPs	0s
	1s

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