Merge pull request #1413 from Unity-Technologies/sg-update-shader-graph-md-file

Updated changelog with show generated code section

com.unity.shadergraph/CHANGELOG.md

 
 This adds gradient functionality via two new nodes. Sample Gradient node samples a gradient given a Time parameter. This gradient can be defined on the Gradient slot control view. The Gradient Asset node defines a gradient that can be sampled by multiple Sample Gradient nodes using different Time parameters.
 
+### Show generated code
+![](.data/show_generated_code.gif)
+
+You can now see the generated code for any specific node. To do so, right-click the node, and select Show Generated Code. The code snippet will now open in the code editor that you have linked to Unity.
 
 
 ### Bug fixes and minor changes

com.unity.shadergraph/.data/show_generated_code.gif

+version https://git-lfs.github.com/spec/v1
+oid sha256:a1724773ebd1aabd5f41531442ec99b1dc6f3714897f46fdcd2dd42c3c55168f
+size 1563150