Merge pull request #5601 from jmarolf/bugfix/emit-all-globalconfig-fi…

…les-as-lower-case

src/Tools/GenerateDocumentationAndConfigFiles/Program.cs

@@ -1144,7 +1144,7 @@ private static void CreateGlobalconfig(
                 sortedRulesById,
                 shippedReleaseData);
             var directory = Directory.CreateDirectory(folder);
-            var editorconfigFilePath = Path.Combine(directory.FullName, editorconfigFileName);
+            var editorconfigFilePath = Path.Combine(directory.FullName, editorconfigFileName.ToLowerInvariant());
             File.WriteAllText(editorconfigFilePath, text);
             return;