build: clean up requirements

Drop unused phosphor-dbus-interfaces.
Fixup experimental/any to be more specifically experimental/filesystem

Change-Id: I8161a7c971f2546469459639252a007e65831e03
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/Makefile.am b/Makefile.am
index 1559188..3a33d12 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -9,14 +9,11 @@
 libsyscmds_LTLIBRARIES = libsyscmds.la
 libsyscmds_la_SOURCES = main.cpp cable.cpp cpld.cpp eth.cpp psu.cpp
 
-libsyscmds_la_LDFLAGS = $(SYSTEMD_LIBS) \
-                          $(PHOSPHOR_DBUS_INTERFACES_LIBS) \
-                          $(PHOSPHOR_LOGGING_LIBS) \
-                          -lstdc++fs \
-                          -version-info 0:0:0 -shared
+libsyscmds_la_LDFLAGS = $(SDBUSPLUS_LIBS) \
+                        $(PHOSPHOR_LOGGING_LIBS) \
+                        -lstdc++fs \
+                        -version-info 0:0:0 -shared
 
-libsyscmds_la_CXXFLAGS = $(SYSTEMD_CFLAGS) \
-                           $(PHOSPHOR_DBUS_INTERFACES_CFLAGS) \
-                           $(PHOSPHOR_LOGGING_CFLAGS)
+libsyscmds_la_CXXFLAGS = $(SDBUSPLUS_CFLAGS) \
+                         $(PHOSPHOR_LOGGING_CFLAGS)
 
-SUBDIRS = .