Use physical LED actions from generated code

Today's code returned a hardcoded string for physical LED action
and this patch uses the generated string for the passed in action enum

Fixes openbmc/phosphor-led-manager#2

Change-Id: I960e2d4346966caee526e1a0e8713e18d34b428a
Signed-off-by: Vishwanatha Subbanna <vishwa@linux.vnet.ibm.com>
diff --git a/test/Makefile.am b/test/Makefile.am
index 6efd2c7..0bf5215 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -7,6 +7,6 @@
 check_PROGRAMS = utest
 utest_CPPFLAGS = -Igtest $(GTEST_CPPFLAGS) $(AM_CPPFLAGS) $(PHOSPHOR_LOGGING_CFLAGS)
 utest_CXXFLAGS = $(PTHREAD_CFLAGS)
-utest_LDFLAGS = -lgtest_main -lgtest $(PTHREAD_LIBS) $(OESDK_TESTCASE_FLAGS) $(SYSTEMD_LIBS) $(PHOSPHOR_LOGGING_LIBS)
+utest_LDFLAGS = -lgtest_main -lgtest $(PTHREAD_LIBS) $(OESDK_TESTCASE_FLAGS) $(SYSTEMD_LIBS) $(PHOSPHOR_LOGGING_LIBS) $(PHOSPHOR_DBUS_INTERFACES_LIBS)
 utest_SOURCES = utest.cpp
 utest_LDADD = $(top_builddir)/manager.o