imximage_hynix.cfg: fix unterminated comment

cc: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Jeroen Hofstee <jeroen@myspectrum.nl>

board/ttcontrol/vision2/imximage_hynix.cfg

@@ -124,7 +124,7 @@ DATA 4 0x73fa889c 0x00000000
 /* ESDCTL0: Enable controller */
 DATA 4 0x83fd9000 0x83220000
 
-/* Init DRAM on CS0 /
+/* Init DRAM on CS0 */
 /* ESDSCR: Precharge command */
 DATA 4 0x83fd9014 0x04008008
 /* ESDSCR: Refresh command */