Update the date on the affinity paper.

Gordon · Gordon · commit 3bae6256200e · 2018-10-08T18:28:22.000+01:00
diff --git a/affinity/cpp-20/d0796r3.md b/affinity/cpp-20/d0796r3.md
@@ -1,6 +1,6 @@
 # D0796r3: Supporting Heterogeneous & Distributed Computing Through Affinity
 
-**Date: 2018-08-12**
+**Date: 2018-10-08**
 
 **Audience: SG1, LEWG, LWG, SG14**
 
