Update valencycheck.libdepends

Required dependency.
Update test-valencycheck.libdepends

Required dependency.
Use the silent AtomContainerSet, taking down the module's test suite time down from about 20secs to 4secs on my machine

Change-Id: I8bd4b4064907f83433c7df797b959292d34e13e2
Signed-off-by: John May <john.wilkinsonmay@gmail.com>
Removing print to stdout.

Signed-off-by: Egon Willighagen <egonw@users.sourceforge.net>