The ornamental design for a servercabinet, as shown and described.
FIG. 1 is a top plan view of a server cabinet.
FIG. 2 is a bottom view of the server cabinet of FIG. 1.
FIG. 3 is a left side elevation view of the server cabinet of FIG. 1.
FIG. 4 is a right side elevation view of the server cabinet of FIG. 1.
FIG. 5 is a front elevation view of the server cabinet of FIG. 1.
FIG. 6 is a rear elevation view of the server cabinet of FIG. 1.
FIG. 7 is an isometric view of the server cabinet of FIG. 1; and,
FIG. 8 is another isometric view of the server cabinet of FIG. 1.
The dash-dot-dot-dash lines in FIGS. 1 through 8 are directed to environment and form no part of the claimed design. All other broken lines are directed to unclaimed features and form no part of the claimed design.