graphics/potrace: Align with template.

Signed-off-by: B. Watson <urchlay@slackware.uk>

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>

graphics/potrace/potrace.SlackBuild

@@ -47,7 +47,7 @@ if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
 fi
 
 TMP=${TMP:-/tmp/SBo}
-PKG=$TMP/package-$PRGNAM-$VERSION
+PKG=$TMP/package-$PRGNAM
 OUTPUT=${OUTPUT:-/tmp}
 
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