adding Revit 2026 support

Author: salaros

Revit.SDK.Nuget.sln

@@ -33,6 +33,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Revit.SDK.2022", "src\Revit
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Revit.SDK.2023", "src\Revit.SDK.2023.csproj", "{7B53BFF7-A071-4EFC-906D-D62BEB0EAF4A}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Revit.SDK.2026", "src\Revit.SDK.2026.csproj", "{ECB7A319-DE60-1C67-3D26-B8BAFD7AC0AE}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -82,6 +84,10 @@ Global
 		{7B53BFF7-A071-4EFC-906D-D62BEB0EAF4A}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{7B53BFF7-A071-4EFC-906D-D62BEB0EAF4A}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{7B53BFF7-A071-4EFC-906D-D62BEB0EAF4A}.Release|Any CPU.Build.0 = Release|Any CPU
+		{ECB7A319-DE60-1C67-3D26-B8BAFD7AC0AE}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{ECB7A319-DE60-1C67-3D26-B8BAFD7AC0AE}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{ECB7A319-DE60-1C67-3D26-B8BAFD7AC0AE}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{ECB7A319-DE60-1C67-3D26-B8BAFD7AC0AE}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE