Update changelog path to reference the correct directory structure

Author: TheAngryByrd

Content/Library/build/build.fs

@@ -34,8 +34,10 @@ let environVarAsBoolOrDefault varName defaultValue =
 //-----------------------------------------------------------------------------
 
 let rootDirectory =
-    __SOURCE_DIRECTORY__
-    </> ".."
+    IO.Path.GetFullPath(
+        __SOURCE_DIRECTORY__
+        </> ".."
+    )
 
 let productName = "MyLib.1"
 
@@ -121,6 +123,7 @@ let changelogPath =
     rootDirectory
     </> changelogFile
 
+
 let changelog = Fake.Core.Changelog.load changelogPath
 
 let mutable latestEntry =