Small changes to plab "etc" Makefile

- Not installing plabroot.tgz anymore
  - grrr, kept clobbering the one I was making by hand.  We should install
    and update this tarball out-of-band anyway

- Installs new fixsudo shell script.

tbsetup/plab/etc/GNUmakefile.in

@@ -12,7 +12,7 @@ UNIFIED         = @UNIFIED_BOSS_AND_OPS@
 
 include $(OBJDIR)/Makeconf
 
-ETC_STUFF       = plabroot.tgz 
+ETC_STUFF       = fixsudo.sh # plabroot.tgz 
 
 CERTS		= cacert.pem cert.pem key.pem pubkey.pem req.pem