Build time dep on libdrm-imx-dev

Change-Id: Icd84de0f3b13366cc9a6632d23d75081215b1f02
diff --git a/debian/control b/debian/control
index 983d0d3..dfe44d2 100644
--- a/debian/control
+++ b/debian/control
@@ -18,7 +18,7 @@
                libbluetooth-dev (>= 5) [linux-any],
                libsbc-dev (>= 1.1) [linux-any],
                libwayland-dev (>= 1.4.0) [linux-any],
-               libdrm-dev (= 2.4.84+imx),
+               libdrm-imx-dev (>= 2.4.84+imx),
                wayland-protocols (>= 1.4) [linux-any] | wayland-protocols-imx (>= 1.13) [linux-any],
                imx-gpu-viv,
                linux-headers-4.9.51-aiy (>=1),