Increase character limit on PSS toggle translation

This change increase the character limit on the toggle for
enabling/disabling memory usage profiling. This toggle is gated behind
developer settings and changes some device behaviors; a higher
character limit will allow for more accurate translations.

Test: N/A
Bug: 296454553
Change-Id: I129a22a4c2ebd10f09b3d3a695fdf669da00fe33