No need for .mem file in .gitignore anymore
No need for .mem file in .gitignore anymore

As of https://github.com/brave/node-anonize2-relic-emscripten/pull/1 we
shouldn't need this anymore.

Auditors: da39a3ee5e6b4b0d3255bfef95601890afd80709@mrose17

dcposch/browser-laptop,willy-b/browser-laptop,jonathansampson/browser-laptop,darkdh/browser-laptop,darkdh/browser-laptop,Sh1d0w/browser-laptop,pmkary/braver,jonathansampson/browser-laptop,Sh1d0w/browser-laptop,dcposch/browser-laptop,MKuenzi/browser-laptop,pmkary/braver,diasdavid/browser-laptop,willy-b/browser-laptop,diasdavid/browser-laptop,willy-b/browser-laptop,jonathansampson/browser-laptop,timborden/browser-laptop,luixxiul/browser-laptop,darkdh/browser-laptop,Sh1d0w/browser-laptop,diasdavid/browser-laptop,luixxiul/browser-laptop,dcposch/browser-laptop,luixxiul/browser-laptop,diasdavid/browser-laptop,timborden/browser-laptop,timborden/browser-laptop,MKuenzi/browser-laptop,timborden/browser-laptop,willy-b/browser-laptop,luixxiul/browser-laptop,MKuenzi/browser-laptop,Sh1d0w/browser-laptop,darkdh/browser-laptop,pmkary/braver,dcposch/browser-laptop,MKuenzi/browser-laptop,jonathansampson/browser-laptop,pmkary/braver