Just to be clear. You can claim points for having relatives in Canada. But only during the 6 selection factors i.e. the minimum criteria 67/100. However, you can't claim points for it in your CRS score.
I assume you are referring to the six selection factors 67/100
No.
Relatives in Canada
You, or, if it applies, your spouse or common-law partner, have a relative, either a
parent,
grandparent,
child,
grandchild,
child of a parent (sibling),
child of a grandparent (aunt or uncle), or
grandchild of a parent (niece or nephew), who is
living in Canada
18 years or older and
a Canadian citizen or permanent resident.