Fix desktop entry lacking absolute path for Exec failing under KDE

Signed-off-by: Rye <[email protected]>

Author: RyeMutt

indra/newview/linux_tools/refresh_desktop_app_entry.sh

@@ -16,7 +16,7 @@ Name=Second Life\n\
 GenericName=Second Life Viewer\n\
 Comment=Client for the On-line Virtual World, Second Life\n\
 Path=${installation_prefix}\n\
-Exec=secondlife\n\
+Exec=${installation_prefix}/secondlife\n\
 Icon=${installation_prefix}/secondlife_icon.png\n\
 Terminal=false\n\
 Type=Application\n\