Ok, can someone please explain the issue in one sentence like you would like to explain to an idiot, asking for a friend.
(Cons are now OP???)
The first issue comes from changing "weapon profile" of the mosin only and moving range 0 to 10 making bolt action rifle performance inconstant across the faction.
That is regardless is cons are OP or not.
The second issue is that changes have more impact in the early game than they have at mid to late as it was the intended goal and affecting grenadier vs conscript balance more than VG vs conscript balance.
"Conscript
To make Conscript squads scale better into the mid to late game, as well as, be able to trade better vs comparable Axis squads such as Volksgrenadiers, the following changes have been made:"