Removes two unused --debug-gpu command line flags (unused as in, does nothing): * `--debug-gpumem`: Unused sincec08d847488
, the info is now available in the status-bar if enabled in the Preferences. Initially added infec317de8d
. * `--debug-gpu-shaders`: Unused since216d78687d
, double checked with Clément, he says it's not that useful nowadays. Initially added infec317de8d
. Addresses T83954 and T83953. Differential Revision: https://developer.blender.org/D10244 Reviewed by: Clément Foucault