fix: sln mapping

Author: mrdav30

FixedMathSharp.sln

@@ -9,8 +9,11 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FixedMathSharp.Tests", "tes
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{882324AE-67F3-4F5B-8485-6EF324A15CBF}"
 	ProjectSection(SolutionItems) = preProject
-		CONTRIBUTING.md = CONTRIBUTING.md
-		LICENSE.md = LICENSE.md
+		.editorconfig = .editorconfig
+		.gitignore = .gitignore
+		LICENSE = LICENSE
+		NOTICE = NOTICE
+		COPYRIGHT = COPYRIGHT
 		README.md = README.md
 	EndProjectSection
 EndProject