[java] Bumping to 4.1.2

[skip ci]

Author: diemol

Rakefile

@@ -55,7 +55,7 @@ def release_version
 end
 
 def version
-  "#{release_version}.1"
+  "#{release_version}.2"
 end
 
 # The build system used by webdriver is layered on top of rake, and we call it

java/version.bzl

@@ -1 +1 @@
-SE_VERSION = "4.1.1"
+SE_VERSION = "4.1.2"