libopenbmc_intf include path update

Remove the interfaces prefix from applications including openbmc_intf.h.

Use brackets rather than quotes in prep for a libopenbmc_intf SDK
package.

Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/pciedetect/pcie_slot_present_obj.c b/pciedetect/pcie_slot_present_obj.c
index 36104e2..a2e7fd8 100644
--- a/pciedetect/pcie_slot_present_obj.c
+++ b/pciedetect/pcie_slot_present_obj.c
@@ -1,9 +1,9 @@
-#include "interfaces/openbmc_intf.h"
-#include "openbmc.h"
+#include <openbmc_intf.h>
+#include <openbmc.h>
 #include <stdio.h>
 #include <stdbool.h>
 #include <string.h>
-#include "gpio.h"
+#include <gpio.h>
 
 #define NUM_SLOTS 8
 GPIO slots[NUM_SLOTS] = {