The ornamental design for mini blower heat sink module, as shown and described.
FIG. 1 is a perspective view of the mini blower heat sink module in accordance with the claimed design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left side elevation view thereof drawn at a larger scale for ease of illustration, wherein broken lines represent internal elements and are no part of the design;