Provide the unique proejct name to the -target flag when doing an msbuild <solution> -target:{unique project name} (#1439)

src/Microsoft.Tye.Core/MsBuild/ProjectInSolution.cs

@@ -375,7 +375,7 @@ namespace Microsoft.Build.Construction
         /// <summary>
         /// Find the unique name for this project, e.g. SolutionFolder\SubSolutionFolder\Project_Name
         /// </summary>
-        internal string GetUniqueProjectName()
+        public string GetUniqueProjectName()
         {
             if (_uniqueProjectName == null)
             {

src/Microsoft.Tye.Hosting/BuildWatcher.cs

@@ -110,13 +110,13 @@ namespace Microsoft.Tye.Hosting
             }
         }
 
-        private static string GetProjectName(SolutionFile solution, string projectFile)
+        private static string GetUniqueProjectName(SolutionFile solution, string projectFile)
         {
             foreach (var project in solution.ProjectsInOrder)
             {
                 if (project.AbsolutePath == projectFile)
                 {
-                    return project.ProjectName;
+                    return project.GetUniqueProjectName();
                 }
             }
 
@@ -205,7 +205,7 @@ namespace Microsoft.Tye.Hosting
 
                     if (solutionBatch.Any())
                     {
-                        var targets = String.Join(",", solutionBatch.Keys.Select(key => GetProjectName(solution!, key)));
+                        var targets = String.Join(",", solutionBatch.Keys.Select(key => GetUniqueProjectName(solution!, key)));
 
                         tasks.Add(
                             WithRequestCompletion(