FIG. 1 is a top, front and left-side perspective view of a keyboard dock showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left-side view thereof;
FIG. 5 is a right-side view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof; and
FIG. 8 is a top, rear and right-side perspective reference view thereof;
FIG. 9 is an enlarged view of the portion 9 shown in FIG. 1; and,
FIG. 10 is an enlarged view of portion 10 shown in FIG. 8.
Dot-dash broken lines seen in the drawings represent boundaries of the enlarged portions and form no part of the claimed design. All other broken lines seen in the drawings depict portions of the keyboard dock that form no part of the claimed design.