alias_db: Makefile - remove internal libs compilation and linking

- libs are compiled in the core

src/modules/alias_db/Makefile

@@ -1,6 +1,6 @@
 # User aliases
 #
-# 
+#
 # WARNING: do not run this directly, it should be run by the main Makefile
 
 include ../../Makefile.defs
@@ -10,6 +10,4 @@ NAME=alias_db.so
 LIBS=
 DEFS+=
 
-SERLIBPATH=../../lib
-SER_LIBS+=$(SERLIBPATH)/srdb1/srdb1
 include ../../Makefile.modules