control:configs:rainier-*4u: Add new hot card

Add the Shale PCIe card to the hot cards list pcie_cards.json for
the Rainier 4U and 1S4U.

Signed-off-by: Matt Spinler <spinler@us.ibm.com>
Change-Id: I84ad11d790f48584fe6fffd850a474532e5214fe
2 files changed