lib: move compat links from targetdirs to proper makefiles

*** 16,23 ****
  TARGET_ARCH= sparc
  include ../Makefile.com
  
  CHIP            = ultra
  
! install:        all $(ROOTLIBS) $(ROOTLINKS) $(ROOTLINT)
  
  include ../Makefile.targ
--- 16,23 ----
  TARGET_ARCH= sparc
  include ../Makefile.com
  
  CHIP            = ultra
  
! install:        all $(ROOTLIBS) $(ROOTLINKS) $(ROOTLINT) $(ROOTCOMPATLINKS)
  
  include ../Makefile.targ