Remove -desktop_path arg for PICO-8, will be handled by launcher so screenshot_path variable can be read instead of hard-coding here

Author: icenine451

resources/systems/linux/es_systems.xml

@@ -1625,8 +1625,8 @@
         <fullname>PICO-8 Fantasy Console</fullname>
         <path>%ROMPATH%/pico8</path>
         <extension>.p8 .P8 .png .PNG</extension>
-        <command label="PICO-8 (Standalone)">%EMULATOR_PICO-8% -desktop_path ~/retrodeck/screenshots -root_path %GAMEDIR% -run %ROM%</command>
-        <command label="PICO-8 Splore (Standalone)">%EMULATOR_PICO-8% -desktop_path ~/retrodeck/screenshots -root_path %GAMEDIR% -splore</command>
+        <command label="PICO-8 (Standalone)">%EMULATOR_PICO-8% -root_path %GAMEDIR% -run %ROM%</command>
+        <command label="PICO-8 Splore (Standalone)">%EMULATOR_PICO-8% -root_path %GAMEDIR% -splore</command>
         <command label="Retro8">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/retro8_libretro.so %ROM%</command>
         <platform>pico8</platform>
         <theme>pico8</theme>