docs: clarify ligature fallback example wording

Agent-Logs-Url: https://github.com/MudBlazor/MudBlazor.Icons/sessions/fc7706eb-3126-40d0-a98c-7a41f446deb0

Co-authored-by: danielchalmers <7112040+danielchalmers@users.noreply.github.com>

Author: Copilot

documentation/material_symbols_usage.md

@@ -59,7 +59,7 @@ This allows you to access the icons like this:
 
 ## Loading tradeoffs
 
-Material Symbols constants in this package are ligature-based strings (for example `material-symbols-rounded/weight`).
+Material Symbols constants in this package are ligature-based strings (for example the ligature name `weight`).
 Ligature rendering can still show readable fallback text briefly on very first load in some environments.
 
 If your UI requires a strict "never show fallback text" behavior, prefer SVG icons.

src/GoogleMaterialDesignIconsGenerator/Service/IconHttpClientService.cs

@@ -8,7 +8,7 @@ public class IconHttpClientService : IDisposable
 {
     public const string GoogleFontUrl = "http://fonts.google.com/";
     public const string GoogleFontsCssApiUrl = "https://fonts.googleapis.com/css2";
-    private static readonly Regex Woff2UrlRegex = new(@"url\((['""]?)(?<href>https?://[^)'""]+?\.woff2)\1\)", RegexOptions.Compiled | RegexOptions.IgnoreCase);
+    private static readonly Regex Woff2UrlRegex = new(@"url\((['""]?)(?<href>https://[^)'""]+?\.woff2)\1\)", RegexOptions.Compiled | RegexOptions.IgnoreCase);
 
     private readonly HttpClient _httpClient;
     private readonly JsonSerializerOptions _jsonSerializerOptions;