Fix "par[t]ition" typo.

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/common/cmd_nand.c b/common/cmd_nand.c
index 9b0c930..f611fd7 100644
--- a/common/cmd_nand.c
+++ b/common/cmd_nand.c
@@ -19,7 +19,7 @@
 
 #if defined(CONFIG_CMD_MTDPARTS)
 
-/* parition handling routines */
+/* partition handling routines */
 int mtdparts_init(void);
 int id_parse(const char *id, const char **ret_id, u8 *dev_type, u8 *dev_num);
 int find_dev_and_part(const char *id, struct mtd_device **dev,