test: Fix file checks

Author: maxmilton

test/unit/index.test.ts

@@ -13,10 +13,10 @@ describe('dist files', () => {
     ['icon48.png', 'image/png'],
     ['icon128.png', 'image/png'],
     ['manifest.json', 'application/json;charset=utf-8'],
-    ['newtab.css', 'text/css', 1500, 2000],
+    ['newtab.css', 'text/css;charset=utf-8', 1500, 2000],
     ['newtab.html', 'text/html;charset=utf-8', 150, 200],
     ['newtab.js', 'text/javascript;charset=utf-8', 4000, 6000],
-    ['settings.css', 'text/css', 1000, 1500],
+    ['settings.css', 'text/css;charset=utf-8', 1000, 1500],
     ['settings.html', 'text/html;charset=utf-8', 150, 200],
     ['settings.js', 'text/javascript;charset=utf-8', 4000, 6000],
     ['sw.js', 'text/javascript;charset=utf-8', 150, 250],