arm64: dts: qcom: msm8953: Add device tree for Billion Capture+

arm64: dts: qcom: msm8953: Add device tree for Billion Capture+

Billion Capture+ (flipkart,rimob) is a smartphone released in 2017, based
on Snapdragon 625 (MSM8953) SoC.

Add a device tree with initial support for:

- GPIO keys
- SDHCI (internal and external storage)
- USB Device Mode
- Regulators
- Simple framebuffer

Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Cristian Cozzolino <cristian_ci@protonmail.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20250811-rimob-initial-devicetree-v4-3-b3194f14aa33@protonmail.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>