Fix the typo in helm.sh
Fix the typo in helm.sh

Signed-off-by: Farhaan Bukhsh <6645d77cca01670564bc45879706227f83821324@gmail.com>

rook/nfs,rook/nfs,rook/nfs,rook/rook,rook/rook,rook/rook,rook/rook,rook/rook