The ornamental design for a carryingstrap, as shown and described.
FIG. 1 is a perspective view of the carrying strap;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right-side elevational view thereof;
FIG. 5 is a left-side elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a front perspective view thereof with a user; and,
FIG. 9 is a rear perspective view thereof with the user.
The broken lines showing the bag in FIGS. 1-9 and the broken lines showing the user in FIGS. 8 and 9 are included for the purpose of showing environmental structure and form no part of the claimed design.