The ornamental design for a scallopedsportsbra, as shown and described.
FIG. 1 is a front elevation view of a scalloped sports bra showing my new design.
FIG. 2 is a right side view thereof.
FIG. 3 is a left side view thereof; and,
FIG. 4 is a back side view thereof.
The broken lines shown within the scalloped sports bra depict stitching and form no part of the claimed design. The broken line showing of a mannequin depicts environmental structure and forms no part of the claimed design.