wiki update linux step 6

[wraith3690]

so step 6 here for ubuntu states to add launch options PROTON_USE_WINED3D=1 PROTON_NO_ESYNC=1 PROTON_DUMP_DEBUG_COMMANDS=1 %command% this results in a black screen when game is started with the latest proton 7.0-1 On protondb I found the following edit to the command PROTON_NO_ESYNC=1 PROTON_NO_FSYNC=1 PROTON_USE_WINED3D=1 PROTON_DUMP_DEBUG_COMMANDS=1 %command% the game works with the addition of ```
PROTON_NO_FSYNC=1