Added net4_8 verify

Author: bitsandfoxes

test/Sentry.Tests/ApiApprovalTests.Run.Net4_8.verified.txt

@@ -1757,6 +1757,7 @@ namespace Sentry.Protocol
         public int? ParentId { get; set; }
         public string? Source { get; set; }
         public bool Synthetic { get; set; }
+        public bool? Terminal { get; }
         public string Type { get; set; }
         public void WriteTo(System.Text.Json.Utf8JsonWriter writer, Sentry.Extensibility.IDiagnosticLogger? logger) { }
         public static Sentry.Protocol.Mechanism FromJson(System.Text.Json.JsonElement json) { }