Incrementing VERSION to 51.0.2703.1

Cr-Commit-Position: refs/branch-heads/2703@{#1}
Cr-Branched-From: ab916ce2afc60a34681f571ffb24ea6f9a134723-refs/heads/master@{#385938}
diff --git a/chrome/VERSION b/chrome/VERSION
index 1247857..56632aa 100644
--- a/chrome/VERSION
+++ b/chrome/VERSION
@@ -1,4 +1,4 @@
 MAJOR=51
 MINOR=0
 BUILD=2703
-PATCH=0
+PATCH=1