Add Puppet package to bindep, for module build

We need Puppet package deployed from bindep so we can
run puppet module build with the new zuul v3 job.

Change-Id: I4d62e940770f2e3f5b3d557429af2a549d4361ec

bindep.txt

@@ -9,3 +9,4 @@ ruby-devel [test platform:rpm]
 ruby-dev [test platform:dpkg]
 zlib1g-dev [test platform:dpkg]
 zlib-devel [test platform:rpm]
+puppet [build]