Fix corrupted emojis and symbols

The emojis and symbols applied here were corrupted since the following patch.

```
Commit: 7da4442
Author: David Catuhe <david.catuhe@live.fr>
Date  : Fri Jul 15 07:51:16 2016 -0700
Title : Fixed encodings
```

Author: Nirmal4G

Microsoft.Toolkit.Uwp.SampleApp/SamplePages/WeatherLiveTileAndToast/WeatherLiveTileAndToastCode.bind

@@ -33,8 +33,8 @@ private void PopToast()
     {
         // We'll just add two simple lines of text
         builder
-            .AddText("Monday ? 63� / 42�")
-            .AddText("Tuesday ? 57� / 38�");
+            .AddText("Monday ⛅ 63° / 42°")
+            .AddText("Tuesday ☁ 57° / 38°");
     }
 
     // Set the base URI for the images, so we don't redundantly specify the entire path
@@ -76,7 +76,7 @@ public static TileContent GenerateTileContent()
     builder.AddTile(Notifications.TileSize.Small)
         .SetTextStacking(TileTextStacking.Center, Notifications.TileSize.Small)
         .AddText("Mon", Notifications.TileSize.Small, hintStyle: AdaptiveTextStyle.Body, hintAlign: AdaptiveTextAlign.Center)
-        .AddText("63�", Notifications.TileSize.Small, hintStyle: AdaptiveTextStyle.Base, hintAlign: AdaptiveTextAlign.Center);
+        .AddText("63°", Notifications.TileSize.Small, hintStyle: AdaptiveTextStyle.Base, hintAlign: AdaptiveTextAlign.Center);
 
     // Medium Tile
     builder.AddTile(Notifications.TileSize.Medium)
@@ -160,7 +160,7 @@ private static TileBindingContentAdaptive GenerateLargeTileContent()
 
                             new AdaptiveText()
                             {
-                                Text = "63� / 42�"
+                                Text = "63° / 42°"
                             },
 
                             new AdaptiveText()
@@ -221,14 +221,14 @@ private static AdaptiveSubgroup GenerateSubgroup(string day, string img, int tem
             // High temp
             new AdaptiveText()
             {
-                Text = tempHi + "�",
+                Text = tempHi + "°",
                 HintAlign = AdaptiveTextAlign.Center
             },
 
             // Low temp
             new AdaptiveText()
             {
-                Text = tempLo + "�",
+                Text = tempLo + "°",
                 HintAlign = AdaptiveTextAlign.Center,
                 HintStyle = AdaptiveTextStyle.CaptionSubtle
             }
@@ -251,6 +251,6 @@ private static AdaptiveText GenerateLegacyToastText(string day, string weatherEm
 {
     return new AdaptiveText()
     {
-        Text = $"{day} {weatherEmoji} {tempHi}� / {tempLo}�"
+        Text = $"{day} {weatherEmoji} {tempHi}° / {tempLo}°"
     };
 }