The ornamental design for a packagingcontainer, as shown and described.
FIG. 1 is a front top right perspective view of the packaging container of the present invention;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is a front, top, and right perspective view thereof, being utilized to display a gun support device for shelving.
The broken lines in all figures depict portions of the packaging container that form no part of the claimed design. The additional broken lines seen in FIG. 8, illustrating a gun support device for shelving, depict environmental subject matter that forms no part of the claimed design.