ARM: dts: sbc-t54: fix model property

CM-T54 CoM can be used with various custom baseboards, other
than SB-T54 (supplied with SBC-T54 single board computer).

Update model property of SBC-T54 DT to clarify this.
Signed-off-by: NDmitry Lifshitz <lifshitz@compulab.co.il>
Signed-off-by: NTony Lindgren <tony@atomide.com>

arch/arm/boot/dts/omap5-sbc-t54.dts

 /*
- * Suppport for CompuLab SBC-T54 with CM-T54
+ * Suppport for CompuLab CM-T54 on SB-T54 baseboard
  */
 
 #include "omap5-cm-t54.dts"
 
 / {
-	model = "CompuLab SBC-T54 with CM-T54";
+	model = "CompuLab CM-T54 on SB-T54";
 	compatible = "compulab,omap5-sbc-t54", "compulab,omap5-cm-t54", "ti,omap5";
 };