Fix build of freetdm on CentOS

Revert the build change to freetdm since it broke the build of that
modules on CentOS. Once a working change is finished, then it'll be
committed against FS-7122.

FS-7142 #resolve

libs/freetdm/Makefile.am

@@ -30,7 +30,7 @@
 # SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 ACLOCAL_AMFLAGS  = -I build
-AUTOMAKE_OPTIONS = foreign subdir-objects
+AUTOMAKE_OPTIONS = foreign
 
 SRC = src