The ornamental design for the soap dispensing dish brush, as shown and described.
FIG. 1 is a perspective view of the new ornamental soap dispensing dish brush of the present invention
FIG. 2 is a front view thereof.
FIG. 3 is a rear view thereof.
FIG. 4 is a left view thereof.
FIG. 5 is a right view thereof.
FIG. 6 is a top view thereof.
FIG. 7 is a bottom view thereof; and,
FIG. 8 is an enlarged exploded view thereof.
The dash-dot-dash broken line represents the bounds of the claim and forms no part thereof. The dashed broken line illustrates a portion of the dish brush that forms no part of the claimed design.