ARM: dts: qcom: msm8974-lge-nexus5: Add fuel gauge

ARM: dts: qcom: msm8974-lge-nexus5: Add fuel gauge

The LG Nexus 5 uses a maxim17048 fuelgauge. The maxim,rcomp value is
taken from downstream dt. Temperature-based compensation is not yet
supported in the mainline driver, but the readings seem fine nevertheless.

Signed-off-by: Iskren Chernev <iskren.chernev@gmail.com>
Tested-by: Nícolas F. R. A. Prado <nfraprado@protonmail.com>
Link: https://lore.kernel.org/r/20201126141144.1763779-2-iskren.chernev@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>