Make AssemblySemFileVer consistent with other properties

Author: bording

src/GitVersionTask/GetVersion.cs

@@ -67,7 +67,7 @@ public GetVersion()
         public string AssemblySemVer { get; set; }
 
         [Output]
-        public string AssemblySemFileVer { get; private set; }
+        public string AssemblySemFileVer { get; set; }
 
         [Output]
         public string FullSemVer { get; set; }