Merge branch 'add-missing-module_descriptions'

Andrew Lunn says:

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Add missing MODULE_DESCRIPTIONS

Fixup PHY and MDIO drivers which are missing MODULE_DESCRIPTION.
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Link: https://lore.kernel.org/r/20231028184458.99448-1-andrew@lunn.ch
Signed-off-by: Jakub Kicinski <kuba@kernel.org>