Spelling fixes in comments (it's -> its)

* it's -> its (fixed for all files)
* dont -> don't (only fixed in a line which was touched by the previous fix)
* distrub -> disturb (fixed in the same line)

Reviewed-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
diff --git a/hw/exynos4210_mct.c b/hw/exynos4210_mct.c
index 01e3fb8..7474fcf 100644
--- a/hw/exynos4210_mct.c
+++ b/hw/exynos4210_mct.c
@@ -888,7 +888,7 @@
     static uint64_t time2[2] = {0};
 #endif
 
-    /* Call tick_timer event handler, it will update it's tcntb and icntb */
+    /* Call tick_timer event handler, it will update its tcntb and icntb. */
     exynos4210_ltick_timer_event(&s->tick_timer);
 
     /* get tick_timer cnt */