Add 3rd part notices

Author: JimBobSquarePants

ImageSharp.Drawing.sln

@@ -17,6 +17,7 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "_root", "_root", "{C317F1B1
 		Directory.Build.targets = Directory.Build.targets
 		LICENSE = LICENSE
 		README.md = README.md
+		THIRD-PARTY-NOTICES = THIRD-PARTY-NOTICES
 	EndProjectSection
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = ".github", ".github", "{1799C43E-5C54-4A8F-8D64-B1475241DB0D}"

THIRD-PARTY-NOTICES

@@ -0,0 +1,36 @@
+SixLabors.ImageSharp.Drawing uses or incorporates ideas, algorithms, and/or
+implementation guidance from third-party projects that are distributed under
+licenses different from the Six Labors ImageSharp.Drawing software.
+
+The attached notices are provided for informational purposes only. Please
+review the original project repositories and license files for complete terms.
+
+================================================================================
+
+Blaze (https://github.com/aurimasg/blaze)
+License: MIT
+
+Portions of this software were developed with reference to the Blaze
+project, including rasterization and related implementation techniques.
+
+Copyright (c) 2023 Aurimas Gasiulis
+
+The Blaze project is distributed under the MIT License. The full license text
+is available in the Blaze repository LICENSE file.
+
+================================================================================
+
+Vello (https://github.com/linebender/vello)
+License: Apache-2.0 OR MIT
+
+Portions of this software were developed with reference to the Vello project,
+including GPU rasterization pipeline structure, shader stages, and related
+implementation techniques.
+
+Copyright 2020 the Vello Authors
+
+The Vello project is distributed under the Apache License, Version 2.0, or the
+MIT License. The full license texts are available in the Vello repository
+LICENSE-APACHE and LICENSE-MIT files.
+
+================================================================================