fix extention typo (#30461)

Author: SimonCropp

src/Core/src/ImageSources/FileImageSourceService/FileImageSourceService.iOS.cs

@@ -23,8 +23,8 @@ public partial class FileImageSourceService
 			{
 				using var cgImageSource = imageSource.GetPlatformImageSource(out var loadedScale);
 
-				// If the user doesn't specify the extention, then we fall back to just letting iOS load the file
-				// This means, if users try to load a animated gif and don't specify an extention it won't animate
+				// If the user doesn't specify the extension, then we fall back to just letting iOS load the file
+				// This means, if users try to load a animated gif and don't specify an extension it won't animate
 				// We could do a search with various extensions but that's a lot of excess churn for a scenario
 				// that's easily fixed by the user. Plus, the extension is required on other platforms so it's actually
 				// more consistent to not load the gif on iOS without the extension.			

src/Templates/src/templates/maui-mobile/Utilities/ProjectExtentions.cs renamed to src/Templates/src/templates/maui-mobile/Utilities/ProjectExtensions.cs

@@ -4,9 +4,9 @@
 namespace MauiApp._1.Utilities;
 
 /// <summary>
-/// Project Model Extentions
+/// Project Model Extensions
 /// </summary>
-public static class ProjectExtentions
+public static class ProjectExtensions
 {
 	/// <summary>
 	/// Check if the project is null or new.