fix for case sensitive filesystems (#15727)

Author: moljac

Xamarin.Forms.sln

@@ -96,11 +96,11 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Xamarin.Forms.Platform.Andr
 EndProject
 Project("{D954291E-2A0B-460D-934E-DC6B0785DB48}") = "Xamarin.Forms.Core.UITests.Shared", "Xamarin.Forms.Core.UITests.Shared\Xamarin.Forms.Core.UITests.Shared.shproj", "{E175485B-3C8C-47D7-8DD5-F7FED627EB25}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Xamarin.Forms.Platform.MacOS", "Xamarin.Forms.Platform.MacOS\Xamarin.Forms.Platform.MacOS.csproj", "{C0059C45-EA1E-42F3-8A0E-794BB547EC3C}"
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Xamarin.Forms.Platform.MacOS", "Xamarin.Forms.Platform.MacOS\Xamarin.Forms.Platform.macOS.csproj", "{C0059C45-EA1E-42F3-8A0E-794BB547EC3C}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Xamarin.Forms.ControlGallery.MacOS", "Xamarin.Forms.ControlGallery.MacOS\Xamarin.Forms.ControlGallery.MacOS.csproj", "{8D3DFCB7-DB10-40E5-ACFE-411AAA85520D}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Xamarin.Forms.Maps.MacOS", "Xamarin.Forms.Maps.MacOS\Xamarin.Forms.Maps.MacOS.csproj", "{C3C24A6D-2D0C-4053-9FCC-E54FF9CA1884}"
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Xamarin.Forms.Maps.MacOS", "Xamarin.Forms.Maps.MacOS\Xamarin.Forms.Maps.macOS.csproj", "{C3C24A6D-2D0C-4053-9FCC-E54FF9CA1884}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Xamarin.Forms.Core.macOS.UITests", "Xamarin.Forms.Core.macOS.UITests\Xamarin.Forms.Core.macOS.UITests.csproj", "{9DB0CABB-24CC-4538-88EC-6E0A0FE40248}"
 EndProject