docs: update RecordSelect syntax to # (#145)

AUTHORS.md

@@ -3,3 +3,4 @@
 By adding your name to this document, you agree to release all your contributions to Flix under the [Apache 2.0 License](LICENSE.md).
 
 - [Magnus Madsen](https://github.com/magnus-madsen)
+- [Jakob Schneider Villumsen](https://github.com/jaschdoc)

src/page/Home.js

@@ -136,7 +136,7 @@ def oneByOne():  {w = Int32, h = Int32} = {w = 1, h = 1}
 def twoByFour(): {w = Int32, h = Int32} = {w = 2, h = 4}
 
 def area(rect: {w = Int32, h = Int32 | r}): Int32 =
-    rect.w * rect.h
+    rect#w * rect#h
 
 def f(): Int32 = area({h = 1, color = "Blue", w = 2})`}
                         </InlineEditor>