The ornamental design for an outdoor roomarea, as shown and described.
FIG. 1 is a perspective view of an outdoor room area;
FIG. 2 is a right side view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a front view thereof;
FIG. 5 is a rear view thereof; and,
FIG. 6 is a top view thereof.
The broken line showings of the outdoor room area in the figures are for the purpose of illustrating an environment only and form no part of the claimed design.