refactor: add regex timeout (#49)

Add a timeout of 1 second for the Regex in `Match`

Author: vbreuss

Source/Testably.Abstractions.FluentAssertions/Match.cs

@@ -1,4 +1,5 @@
-using System.Text.RegularExpressions;
+using System;
+using System.Text.RegularExpressions;
 
 namespace Testably.Abstractions.FluentAssertions;
 
@@ -60,7 +61,7 @@ public override bool Matches(string? value)
 			RegexOptions options = _ignoreCase
 				? RegexOptions.IgnoreCase
 				: RegexOptions.None;
-			return Regex.IsMatch(value, _pattern, options);
+			return Regex.IsMatch(value, _pattern, options, TimeSpan.FromMilliseconds(1000));
 		}
 
 		/// <inheritdoc cref="object.ToString()" />