Remove version number from perltest output so we can diff the output against a
static expected output file.

--- a/bindings/perltest.pl
+++ b/bindings/perltest.pl
@@ -2,7 +2,8 @@
 
 use Hamlib;
 
-print "Perl $] test, version: $Hamlib::hamlib_version\n\n";
+# Debian: removed so the output doesn't depend on version numbers
+#print "Perl $] test, version: $Hamlib::hamlib_version\n\n";
 
 #Hamlib::rig_set_debug($Hamlib::RIG_DEBUG_TRACE);
 Hamlib::rig_set_debug($Hamlib::RIG_DEBUG_NONE);
@@ -54,8 +55,9 @@ $rig->set_level($Hamlib::RIG_LEVEL_VOX,
 $lvl = $rig->get_level_i($Hamlib::RIG_LEVEL_VOX);
 print "VOX level:\t\t$lvl\n";
 
-$lvl = $rig->get_level_i($Hamlib::RIG_LEVEL_STRENGTH);
-print "strength:\t\t$lvl\n";
+# Debian: removed because output is unstable
+#$lvl = $rig->get_level_i($Hamlib::RIG_LEVEL_STRENGTH);
+#print "strength:\t\t$lvl\n";
 
 
 $chan = new Hamlib::channel($Hamlib::RIG_VFO_A);
