Fix title text on changelog screen

Author: SpicyChair

lib/screens/changelog_screen.dart

@@ -4,32 +4,38 @@ import 'package:flutter_weather/preferences/language.dart';
 import 'package:webview_flutter/webview_flutter.dart';
 
 class ChangelogScreen extends StatelessWidget {
+  final controller = WebViewController()
+    ..setJavaScriptMode(JavaScriptMode.unrestricted)
+    ..loadRequest(
+      Uri.parse(
+          'https://github.com/SpicyChair/pluvia_weather_flutter/releases'),
+    );
+
   @override
   Widget build(BuildContext context) {
     return Scaffold(
-      appBar: AppBar(
-        title: Text(
-          Language.getTranslation("weatherRadar"),
-          style: TextStyle(
-            color: Theme.of(context).primaryColorDark,
+        appBar: AppBar(
+          title: Text(
+            Language.getTranslation("changelog"),
+            style: TextStyle(
+              color: Theme.of(context).primaryColorDark,
+            ),
           ),
-        ),
-        backgroundColor: Theme.of(context).backgroundColor,
-        centerTitle: true,
-        leading: TextButton(
-          child: Icon(
-            Icons.arrow_back,
-            color: Theme.of(context).primaryColorDark,
+          backgroundColor: Theme.of(context).backgroundColor,
+          centerTitle: true,
+          leading: TextButton(
+            child: Icon(
+              Icons.arrow_back,
+              color: Theme.of(context).primaryColorDark,
+            ),
+            onPressed: () {
+              Navigator.pop(context);
+            },
           ),
-          onPressed: () {
-            Navigator.pop(context);
-          },
         ),
-      ),
-      body: WebView(
-          initialUrl:
-              'https://github.com/SpicyChair/pluvia_weather_flutter/releases'),
-    );
+        body: WebViewWidget(
+          controller: controller,
+        ));
   }
 }