fix typo in comment (vuejs#5411)

schoonc · posva · commit 9c3e96f7573a · 2017-04-10T22:52:02.000+02:00
diff --git a/src/platforms/web/runtime/directives/model.js b/src/platforms/web/runtime/directives/model.js
@@ -32,7 +32,7 @@ export default {
       el._vModifiers = binding.modifiers
       if (!binding.modifiers.lazy) {
         // Safari < 10.2 & UIWebView doesn't fire compositionend when
-        // siwtching focus before confirming composition choice
+        // switching focus before confirming composition choice
         // this also fixes the issue where some browsers e.g. iOS Chrome
         // fires "change" instead of "input" on autocomplete.
         el.addEventListener('change', onCompositionEnd)
