Change toolchain_vp gcc to support rv32imv
Change toolchain_vp gcc to support rv32imv

Make sure the compiler use the soft-float implementation (no HW f
extension)

Change-Id: Iee06688385ac91ee998ffe1b17236021199cb003
GitOrigin-RevId: f1c6563a5bbfc80d6105e1e0147c428937ac4b3e

AmbiML/sparrow-build