The ornamental design for a light emittingdiode, as shown and described.
FIG. 1 is a perspective view of a light emitting diode showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a right side elevational view thereof; and,
FIG. 7 is a bottom plan view thereof.
The dashed broken lines in the drawings are for the purpose of illustrating unclaimed portions of the light emitting diode and form no part of the claimed design.