test: use tabs in Makefile_am

Tabs are not required in a Makefile_am, however,
they are used in the root-level one, so this is
for internal consistency.

Change-Id: Ie24ca905337c75af9465a668c8b58b2d3f98c9af
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/test/Makefile.am b/test/Makefile.am
index 4e99de1..76920cf 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -1,21 +1,21 @@
 AM_CPPFLAGS = \
-    -I$(top_srcdir)
+	-I$(top_srcdir)
 
 AM_CFLAGS = \
-    $(SDBUSPLUS_CFLAGS) \
-    $(PHOSPHOR_DBUS_INTERFACES_CFLAGS) \
-    $(PHOSPHOR_LOGGING_CFLAGS)
+	$(SDBUSPLUS_CFLAGS) \
+	$(PHOSPHOR_DBUS_INTERFACES_CFLAGS) \
+	$(PHOSPHOR_LOGGING_CFLAGS)
 
 AM_CXXFLAGS =
 
 AM_LDFLAGS = \
-    -lstdc++fs \
-    $(SDBUSPLUS_LIBS) \
-    $(PHOSPHOR_DBUS_INTERFACES_LIBS) \
-    $(PHOSPHOR_LOGGING_LIBS) \
-    $(OPENSSL_LIBS) \
-    $(GTEST_LIBS) $(GMOCK_LIBS) -lgmock_main
-    $(OESDK_TESTCASE_FLAGS)
+	-lstdc++fs \
+	$(SDBUSPLUS_LIBS) \
+	$(PHOSPHOR_DBUS_INTERFACES_LIBS) \
+	$(PHOSPHOR_LOGGING_LIBS) \
+	$(OPENSSL_LIBS) \
+	$(GTEST_LIBS) $(GMOCK_LIBS) -lgmock_main
+	$(OESDK_TESTCASE_FLAGS)
 
 check_PROGRAMS =