Kdu documentation for helm v3

Currently, the documentation does not reflect that for local v3 helm charts the name of the folder must be helm-chart-v3s, instead of helm-charts for v2 helm charts. This PR aims to clarify this.

Related bug: https://osm.etsi.org/bugzilla/show_bug.cgi?id=2179

requested review from @cubag

assigned to @rojass

requested review from @beierlm

requested review from @garciadeblas

added 1 commit

• 021ba8a5 - Adds kdu documentation for helm v3

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