[Web] Add latin-ext to PT Sans font #3018 (#3333)

data/web/css/build/008-mailcow.css

@@ -3,24 +3,24 @@
   font-style: normal;
   font-weight: 400;
   src: local('PT Sans'), local('PTSans-Regular'),
-    url('/fonts/pt-sans-v9-cyrillic_latin-regular.woff2') format('woff2'),
-    url('/fonts/pt-sans-v9-cyrillic_latin-regular.woff') format('woff');
+    url('/fonts/pt-sans-v11-latin-ext_cyrillic_latin-regular.woff2') format('woff2'),
+    url('/fonts/pt-sans-v11-latin-ext_cyrillic_latin-regular.woff') format('woff');
 }
 @font-face {
   font-family: 'PT Sans';
   font-style: normal;
   font-weight: 700;
   src: local('PT Sans Bold'), local('PTSans-Bold'),
-    url('/fonts/pt-sans-v9-cyrillic_latin-700.woff2') format('woff2'),
-    url('/fonts/pt-sans-v9-cyrillic_latin-700.woff') format('woff');
+    url('/fonts/pt-sans-v11-latin-ext_cyrillic_latin-700.woff2') format('woff2'),
+    url('/fonts/pt-sans-v11-latin-ext_cyrillic_latin-700.woff') format('woff');
 }
 @font-face {
   font-family: 'PT Sans';
   font-style: italic;
   font-weight: 400;
   src: local('PT Sans Italic'), local('PTSans-Italic'),
-    url('/fonts/pt-sans-v9-cyrillic_latin-italic.woff2') format('woff2'),
-    url('/fonts/pt-sans-v9-cyrillic_latin-italic.woff') format('woff');
+    url('/fonts/pt-sans-v11-latin-ext_cyrillic_latin-italic.woff2') format('woff2'),
+    url('/fonts/pt-sans-v11-latin-ext_cyrillic_latin-italic.woff') format('woff');
 }
 #maxmsgsize { min-width: 80px; }
 #slider1 .slider-selection {