dt-bindings: usb: sunxi-musb: Add A100 compatible string

The A100 MUSB peripheral has 10 endpoints, and thus is compatible with
the A33 version.

Signed-off-by: Cody Eksal <masterr3c0rd@epochal.quest>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://patch.msgid.link/20241031070232.1793078-6-masterr3c0rd@epochal.quest


Signed-off-by: Chen-Yu Tsai <wens@csie.org>