Update dependency uplot to v1.6.31 [SECURITY] (#39610) #76843

Job	Run time
Determine tests matrix	7s
Check plugin monorepo dep versions	32s
Storybook tests	3m 32s
Static analysis	9m 1s
PHP tests: PHP 7.2 WP latest	10m 24s
PHP tests: PHP 7.3 WP latest	9m 51s
PHP tests: PHP 7.4 WP latest	10m 40s
PHP tests: PHP 8.0 WP latest	11m 8s
PHP tests: PHP 8.1 WP latest	11m 8s
PHP tests: PHP 8.2 WP latest	9m 56s
PHP tests: PHP 8.3 WP latest	9m 30s
PHP tests: PHP 7.0 WP previous	10m 24s
PHP tests: PHP 8.2 WP previous	5m 53s
PHP tests: PHP 8.2 WP trunk	7m 51s
PHP tests: PHP 7.4 WP latest with WooCommerce	3m 56s
PHP tests: PHP 8.1 WP latest with wpcomsh	10m 35s
JS tests	6m 30s
	2h 10m 58s

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