Update Installation guide to use https://caniuse.com (#1372)

Author: fgo

src/v2/guide/installation.md

@@ -8,7 +8,7 @@ gz_size: "30.67"
 
 ### Compatibility Note
 
-Vue does **not** support IE8 and below, because it uses ECMAScript 5 features that are un-shimmable in IE8. However it supports all [ECMAScript 5 compliant browsers](http://caniuse.com/#feat=es5).
+Vue does **not** support IE8 and below, because it uses ECMAScript 5 features that are un-shimmable in IE8. However it supports all [ECMAScript 5 compliant browsers](https://caniuse.com/#feat=es5).
 
 ### Release Notes