Bump postcss from 8.5.3 to 8.5.25 #742

Job	Run time
set-vars	2s
apply-database-updates / check_database_changelog	2s
apply-database-updates / apply_database_updates	-1s
generate-downloads	-1s
build	-1s
deploy-dev	0s
deploy-prod	0s
deploy-preview	0s
	1s

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