Rename Url Classifier Exceptions -> Firefox ETP Exceptions for user facing elements.

Author: Trikolon

index.html

@@ -12,9 +12,9 @@
     <meta http-equiv="X-UA-Compatible" content="IE=edge" />
     <meta
       name="description"
-      content="UI displaying URL Classifier Exceptions stored in RemoteSettings"
+      content="Dashboard listing exceptions for Firefox's Enhanced Tracking Protection (ETP)."
     />
-    <title>URL Classifier Exceptions</title>
+    <title>Firefox ETP Exceptions</title>
     <link rel="stylesheet" href="./src/index.css" />
     <script type="module" src="/src/app.ts"></script>
   </head>

src/app.ts

@@ -477,7 +477,7 @@ export class App extends LitElement {
   render() {
     return html`
       <div class="container">
-        <h1>URL Classifier Exceptions</h1>
+        <h1>Firefox ETP Exceptions</h1>
         <p>
           This dashboard lists all exceptions for Firefox's (list based) Enhanced Tracking
           Protection (ETP). Exceptions may be applied when websites break due to tracker blocking.