fix(tree): correct some typos

found using codespell (https://github.com/codespell-project/codespell).

Signed-off-by: Elyes Haouas <ehaouas@noos.fr>
Change-Id: I1bfa797e3460adddeefa916bb68e22beddaf6373
diff --git a/plat/rockchip/common/bl31_plat_setup.c b/plat/rockchip/common/bl31_plat_setup.c
index 98ef415..59db3d8 100644
--- a/plat/rockchip/common/bl31_plat_setup.c
+++ b/plat/rockchip/common/bl31_plat_setup.c
@@ -87,7 +87,7 @@
 
 /*******************************************************************************
  * Perform the very early platform specific architectural setup here. At the
- * moment this is only intializes the mmu in a quick and dirty way.
+ * moment this is only initializes the mmu in a quick and dirty way.
  ******************************************************************************/
 void bl31_plat_arch_setup(void)
 {