Update Tutorials README to remove placeholder line (#711)

willschlitzer · web-flow · commit 4b630b370825 · 2020-12-29T10:17:27.000-05:00
Removing "This file is a placeholder and not included in the docs." 
to keep the text from appearing at the top of the Tutorials page.
diff --git a/examples/tutorials/README.txt b/examples/tutorials/README.txt
@@ -1,4 +1,2 @@
 Tutorials
 =========
-
-This file is a placeholder and not included in the docs.
