Update SKP version

Automatic commit by the RecreateSKPs bot.

TBR=

Review URL: https://codereview.chromium.org/747323005
diff --git a/SKP_VERSION b/SKP_VERSION
index 9da06a1..7f3a7cc 100644
--- a/SKP_VERSION
+++ b/SKP_VERSION
@@ -1 +1 @@
-160
\ No newline at end of file
+161
\ No newline at end of file