docs: improve developer guide for pnpm and windows #710

Job	Run time
list	29s
workflow (build-cli)	1m 36s
workflow (modules-builder-tests)	1m 54s
workflow (devkit-core-tests)	1m 21s
workflow (devkit-core-tests-rerun)	1m 32s
workflow (build-unit-tests)	2m 19s
	9m 11s

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