build : add phosphor-logging dependency

Change-Id: I962f1f67c138140ef39461e2835d566953789467
Signed-off-by: Deepak Kodihalli <dkodihal@in.ibm.com>
diff --git a/Makefile.am b/Makefile.am
index 8065a48..89c3cc9 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -28,7 +28,7 @@
 	impl.cpp \
 	parser.cpp \
 	write.cpp
-openpower_read_vpd_LDFLAGS = $(SDBUSPLUS_LIBS)
-openpower_read_vpd_CXXFLAGS = $(SDBUSPLUS_CFLAGS)
+openpower_read_vpd_LDFLAGS = $(SDBUSPLUS_LIBS) $(PHOSPHOR_LOGGING_LIBS)
+openpower_read_vpd_CXXFLAGS = $(SDBUSPLUS_CFLAGS) $(PHOSPHOR_LOGGING_CFLAGS)
 
 SUBDIRS = test