[tests] Remove libdbus-glib dependency from test cases. JB#51115

OBS builds fail because test code can't be linked against dbus-lib.
Went unnoticed in local builds as dbus-glib is still installed.

Also remove dbus-glib dependency from debian control while at it.

Signed-off-by: Simo Piiroinen <simo.piiroinen@jolla.com>

debian/control

@@ -13,7 +13,6 @@ Build-Depends: debhelper (>= 4.1.0),
  pkg-config,
  libglib2.0-dev,
  libdbus-1-dev (>= 1.0),
- libdbus-glib-1-dev,
  python,
  libtool,
  autoconf,

test/Makefile.am

@@ -3,7 +3,7 @@
 #
 ACLOCAL_AMFLAGS = -I m4
 AM_CFLAGS = $(C_GENFLAGS) $(C_OPTFLAGS) $(DBUS_CFLAGS) $(GLIB_CFLAGS)
-AM_LDFLAGS = -Wl,--as-needed -pthread -rdynamic $(GLIB_LIBS) -ldsme -ldbus-1 -ldbus-glib-1 -lpthread -ldl -ldsme
+AM_LDFLAGS = -Wl,--as-needed -pthread -rdynamic $(GLIB_LIBS) -ldsme -ldbus-1 -lpthread -ldl -ldsme
 AM_CPPFLAGS = $(CPP_GENFLAGS) $(GLIB_CFLAGS) $(DBUS_CFLAGS)
 TESTS = testmod_alarmtracker \
 	testmod_emergencycalltracker \