build: update dependency less-loader to v13 #3636

Job	Run time
list	29s
workflow (build-unit-tests)	2m 23s
workflow (devkit-core-tests)	1m 24s
workflow (devkit-core-tests-rerun)	1m 37s
workflow (modules-builder-tests)	2m 8s
workflow (build-cli)	1m 57s
	9m 58s

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