Update last updated time.

Author: gunan

rfcs/20190305-modular-tensorflow.md

@@ -4,7 +4,7 @@
 :-------------- |:---------------------------------------------------- |
 | **Author(s)** | Gunhan Gulsoy ([email protected])                     |
 | **Sponsor**   | Martin Wicke ([email protected])                      |
-| **Updated**   | 2019-03-06                                           |
+| **Updated**   | 2019-11-25                                           |
 
 
 ## Motivation