arm: mach-k3: fix spelling mistake "entended" -> "extended"

the macro for the boot data location from rom is misspelled. fix it

Signed-off-by: Bryan Brattlof <bb@ti.com>
diff --git a/arch/arm/mach-k3/j721e_init.c b/arch/arm/mach-k3/j721e_init.c
index 1bea05a..276cbb5 100644
--- a/arch/arm/mach-k3/j721e_init.c
+++ b/arch/arm/mach-k3/j721e_init.c
@@ -130,7 +130,7 @@
 static void store_boot_info_from_rom(void)
 {
 	bootindex = *(u32 *)(CONFIG_SYS_K3_BOOT_PARAM_TABLE_INDEX);
-	memcpy(&bootdata, (uintptr_t *)ROM_ENTENDED_BOOT_DATA_INFO,
+	memcpy(&bootdata, (uintptr_t *)ROM_EXTENDED_BOOT_DATA_INFO,
 	       sizeof(struct rom_extended_boot_data));
 }