Bump `ampproject/amp-toolbox`; Fix Gutenberg's validation issues with Script Modules #11334

Job	Run time
Pre run	4s
Lint: PHP	38s
E2E test: JS (1, 2)	9m 14s
Lint: CSS	0s
E2E test: JS (2, 2)	9m 14s
Feature tests: PHP 7.4, WP latest	1m 43s
Lint: JS	30s
Feature tests: PHP 8.3, WP trunk	1m 50s
Feature tests: PHP 8.2, WP trunk	1m 59s
Feature tests: PHP 8.1, WP trunk	2m 2s
Static Analysis: PHP	52s
Feature tests: PHP 8.0, WP latest	1m 59s
Unit test: JS	42s
Feature tests: PHP 7.4, WP 5.3	1m 47s
Unit test: PHP 8.0, WP latest	1m 40s
Build: dev build ZIP	1m 18s
Unit test: PHP 8.3, WP trunk	1m 40s
Build: prod build ZIP	1m 33s
Unit test: PHP 8.2, WP trunk	1m 44s
Unit test: PHP 8.1, WP trunk	1m 39s
Unit test: PHP 8.0, WP trunk	1m 58s
Unit test (with coverage): PHP 8.0, WP latest	3m 35s
Unit test: PHP 8.0, WP latest	1m 31s
Unit test: PHP 7.4, WP latest	2m 9s
Unit test: PHP 7.4, WP latest	1m 50s
Unit test: PHP 7.4, WP 5.3	2m 18s
Unit test: PHP 7.4, WP 5.3	1m 52s
Upload plugin ZIPs to Google Cloud Storage	34s
Comment on PR with links to plugin ZIPs	5s
	58m 0s

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