arm64: dts: mediatek: mt7986: add dtbs with applied overlays for bpi-r3

arm64: dts: mediatek: mt7986: add dtbs with applied overlays for bpi-r3

Build devicetree binaries for testing overlays and providing users
full dtb without using overlays.

Suggested-by: Rob Herring <robh+dt@kernel.org>
Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
Fixes: a58c36806741 ("arm64: dts: mediatek: mt7988a-bpi-r4pro: Add mmc  overlays")
Fixes: dec929e61a42 ("arm64: dts: mediatek: mt7988a-bpi-r4-pro: Add PCIe  overlays")
Fixes: 714a80ced07a ("arm64: dts: mediatek: mt7988a-bpi-r4: Add dt  overlays for sd + emmc")
Fixes: 312189ebb802 ("arm64: dts: mt7986: add overlay for SATA power  socket on BPI-R3")
Fixes: 8e01fb15b815 ("arm64: dts: mt7986: add Bananapi R3")
Acked-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://patch.msgid.link/20251119175124.48947-2-linux@fw-web.de
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>