chore(template): remove `X-UA-Compatible` meta tag specific to Internet Explorer

internal/template/templates/common/layout.html

@@ -5,7 +5,6 @@
     <meta charset="utf-8">
     <title>{{template "title" .}} - Miniflux</title>
 
-    <meta http-equiv="X-UA-Compatible" content="IE=edge">
     <meta name="viewport" content="width=device-width, initial-scale=1.0, viewport-fit=cover">
     <meta name="mobile-web-app-capable" content="yes">
     <meta name="apple-mobile-web-app-title" content="Miniflux">