The ornamental design for a tablet mount, as shown and described.
FIG. 1 is a front left perspective view of a tablet mount according to an embodiment;
FIG. 2 is a rear left perspective view of the tablet mount illustrated in FIG. 1;
FIG. 3 is a front view of the tablet mount illustrated in FIG. 1;
FIG. 4 is a rear view of the tablet mount illustrated in FIG. 1;
FIG. 5 is a right side view of the tablet mount illustrated in FIG. 1;
FIG. 6 is a left side view of the tablet mount illustrated in FIG. 1;
FIG. 7 is a top view of the tablet mount illustrated in FIG. 1; and,
FIG. 8 is a bottom view of the tablet mount illustrated in FIG. 1.
The portion of the article depicted in broken lines is for illustrative purposes only and forms no part of the claimed design. In addition, the dot-dash boundary lines define the bounds of the claimed design and form no part of the claimed design; and the thin solid lines illustrate contour and form no part of the claimed design.