mboxd: Rename lpc source files

Change-Id: I289618c90b2df8911e362397b7eab99403c86c05
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
diff --git a/test/Makefile.am.include b/test/Makefile.am.include
index 7f8f6d7..3af58e5 100644
--- a/test/Makefile.am.include
+++ b/test/Makefile.am.include
@@ -21,8 +21,8 @@
 TEST_MBOX_SRCS = \
 	mboxd_msg.c \
 	mboxd_windows.c \
-	mboxd_lpc.c \
-	mboxd_lpc_reset.c \
+	lpc.c \
+	lpc_reset.c \
 	common.c \
 	flash.c