Removed .lsm files. lsm database is outdated and unmaintained.

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>

src/potracegui.lsm

@@ -1,14 +0,0 @@
-Begin4
-Title:          potracegui
-Version:        R14.0.6
-Entered-date:   2019-03-03
-Description:    GUI interface for potrace and autotrace, programs for tracing bitmapped images
-Keywords:       TDE Qt
-Author:         Antonio Fasolato <Antonio.Fasolato@poste.it>
-Maintained-by:  The Trinity Desktop Environment (TDE) http://www.trinitydesktop.org/
-Primary-site:   http://git.trinitydesktop.org/cgit/
-Alternate-site:
-Original-site:  http://potracegui.sourceforge.net/
-Platforms:      Linux and other Unices running TDE
-Copying-policy: GPL
-End