I claim the ornamental design for the toilet lid opener, as shown and described.
FIG. 1 is a bottom view of the toilet lid opener.
FIG. 2 is a top view of the claimed design.
FIG. 3 is a left side view of the claimed design.
FIG. 4 is a right side view of the claimed design.
FIG. 5 is a front side view of the claimed design.
FIG. 6 is a rear side view of the claimed design.
FIG. 7 is a perspective view of the claimed design; and,
FIG. 8 is another perspective view of the claimed design in use with a toilet seat. The toilet seat and toilet are depicted in broken lines, which is environmental matter forming no part of the claimed design.