build: install into bin instead of sbin

Installs into bin instead of sbin per guidelines.

Signed-off-by: Patrick Venture <venture@google.com>
Change-Id: I774acd855e2b273fd2f22856f57273eb1739367d
diff --git a/Makefile.am b/Makefile.am
index 5ae0dcd..751bb7e 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,4 +1,4 @@
-sbin_PROGRAMS = kcsbridged
+bin_PROGRAMS = kcsbridged
 
 kcsbridged_SOURCES = kcsbridged.c
 kcsbridged_LDFLAGS = $(SYSTEMD_LIBS)