Bump nu.validator:validator from 26.4.2 to 26.4.16 #515

Job	Run time
upload-event-file	5s
check-pkl-github-actions	8s
gradle-check	9m 46s
pkl-doc-linux-aarch64-snapshot	0s
pkl-doc-macOS-amd64-snapshot	0s
pkl-doc-macOS-aarch64-snapshot	0s
pkl-cli-macOS-aarch64-snapshot	-1s
pkl-doc-linux-amd64-snapshot	-1s
gradle-check-windows	-1s
pkl-cli-macOS-amd64-snapshot	-1s
pkl-cli-windows-amd64-snapshot	-1s
pkl-cli-linux-aarch64-snapshot	-1s
pkl-doc-alpine-linux-amd64-snapshot	-1s
pkl-cli-alpine-linux-amd64-snapshot	-1s
pkl-doc-windows-amd64-snapshot	-1s
pkl-cli-linux-amd64-snapshot	-6s
	9m 44s

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