[2018-02] [reference-assemblies] Fix public key for some newer v4.7.1 facades (#6865)

monojenkins · akoeplinger · commit 4e374e8ceabf · 2018-02-08T01:08:23.000+01:00
Fixes #6848
diff --git a/external/binary-reference-assemblies b/external/binary-reference-assemblies
@@ -1 +1 @@
-Subproject commit 47546281d89a8bd1e639c081d0d1e3f7142a20ac
+Subproject commit e048fe4a88d237d105ae02fe0363a68296099362
