With commit 41575d8e ("dm: treewide: Rename auto_alloc_size members
to be shorter") "priv_auto_alloc_size" was renamed to "priv_auto". Apply
the rename to these two drivers as well.

Fixes: 4547551a ("phy: Add Amlogic AXG MIPI PCIe Analog PHY driver")
Fixes: 7ef19503 ("phy: Add Amlogic AXG MIPI D-PHY driver")
Signed-off-by: NAlper Nebi Yasak <alpernebiyasak@gmail.com>
Reviewed-by: NSimon Glass <sjg@chromium.org>
Signed-off-by: NNeil Armstrong <narmstrong@baylibre.com>