bluedroid: use correct header file.

Change-Id: Ia536e42e24fcc0491a16b160cd5b00189024e0f0
diff --git a/test/bluedroidtest/bluedroidtest.c b/test/bluedroidtest/bluedroidtest.c
index 130bc60..3a657bd 100644
--- a/test/bluedroidtest/bluedroidtest.c
+++ b/test/bluedroidtest/bluedroidtest.c
@@ -34,7 +34,7 @@
 #include <ctype.h>
 #include <fcntl.h>
 #include <sys/prctl.h>
-#include <linux/capability.h>
+#include <sys/capability.h>
 
 #include <arpa/inet.h>
 #include <netinet/in.h>