The ornamental design for a beveragedispenser, as shown and described.
FIG. 1 is a left perspective view of a beverage dispenser showing our new design;
FIG. 2 is a right perspective view thereof;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a rear elevation view thereof;
FIG. 5 is a left-side elevation view thereof;
FIG. 6 is a right-side elevation view thereof;
FIG. 7 is a top plan view thereof; and,
FIG. 8 is a bottom plan view thereof.
The uneven length broken lines represent unclaimed boundaries of the claimed design. The even length broken lines are for environmental purposes only and form no part of the claimed design.