Replace whitespace by tab

Change-Id: If87a2582bab1bff7c8b7704b401a3e435772756b
Signed-off-by: Deepak Kodihalli <dkodihal@in.ibm.com>
diff --git a/test/Makefile.am b/test/Makefile.am
index 7c09b1c..4f35b94 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -11,6 +11,6 @@
 	../impl.cpp \
 	../parser.cpp \
 	../write.cpp \
-        ../utils.cpp
+	../utils.cpp
 parser_test_LDFLAGS = $(SDBUSPLUS_LIBS) $(PHOSPHOR_LOGGING_LIBS)
 parser_test_CXXFLAGS = $(SDBUSPLUS_CFLAGS) $(PHOSPHOR_LOGGING_CFLAGS)