The ornamental design for a soap/lotion dispenser, as shown and described.
FIG. 1 is a front perspective view of a soap/lotion dispenser showing the design;
FIG. 2 is a left elevation view thereof;
FIG. 3 is a right elevation view thereof;
FIG. 4 is a rear elevation view thereof;
FIG. 5 is a front elevation view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
The broken lines in the drawings illustrate the portions of the soap/lotion dispenser that form no part of the claim. The pump portion of the soap/lotion dispenser is not included claimed.