Do not force building a statically-linked binary

Statically-linked binary do not work well with glibc, because it
still dlopen()s the NSS libraries.

Reported-by: Peter Kümmel <syntheticpp@gmx.net>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>

diff -durN monit-5.7.orig/Makefile.am monit-5.7/Makefile.am
--- monit-5.7.orig/Makefile.am	2014-02-20 09:00:42.000000000 +0100
+++ monit-5.7/Makefile.am	2014-09-05 12:49:43.711104001 +0200
@@ -85,7 +85,7 @@
 		  src/process/sysdep_@ARCH@.c
  
 monit_LDADD 	= libmonit/libmonit.la
-monit_LDFLAGS 	= -static $(EXTLDFLAGS)
+monit_LDFLAGS 	= $(EXTLDFLAGS)
 
 man_MANS 	= monit.1