kinect_fetch_fw: don't use curly braces when they are not needed

diff --git a/kinect_fetch_fw b/kinect_fetch_fw
index 6c39507..67d4a7d 100755 (executable)
--- a/kinect_fetch_fw
+++ b/kinect_fetch_fw
@@ -60,8 +60,8 @@ echo " done."
 
 FW_FILE=$(ls UACFirmware.* | cut -d ' ' -f 1)
 
-install -d "${FW_DESTDIR}"
-install -m 644 "$FW_FILE" "${FW_DESTDIR}"
+install -d "$FW_DESTDIR"
+install -m 644 "$FW_FILE" "$FW_DESTDIR"
 
 FIRMWARE_PATH=$FW_DESTDIR/$(basename "$FW_FILE")