This patch updates interrupt-names with dropping "int_" prefix and
"_n" suffix.

Fixes: 1dbd981f ("dt-bindings: net: renesas,etheravb: Document Gigabit Ethernet IP")
Signed-off-by: NBiju Das <biju.das.jz@bp.renesas.com>
Link: https://lore.kernel.org/r/20210815133926.22860-1-biju.das.jz@bp.renesas.comSigned-off-by: NRob Herring <robh@kernel.org>