The ornamental design for an escalatorsanitizer, as shown and described.
FIG. 1 is a perspective view of an escalator sanitizer, illustrated on an escalator, showing my new design;
FIG. 2 is a perspective view of the escalator sanitizer, illustrated without the escalator;
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;
FIG. 7 is a top plan view thereof; and,
FIG. 8 is a bottom plan view thereof.
The broken line showing of an escalator in the drawings is for the purpose of illustrating portions of the environmental structure and forms no part of the claimed design.