ARM: dts: qcom: apq8064: add support to gsbi4 uart

This patch adds support to gsbi4 uart which is used in LG Mako.

Signed-off-by: David Heidelberg <david@ixit.cz>
Link: https://lore.kernel.org/r/20230814150040.64133-1-david@ixit.cz


Signed-off-by: Bjorn Andersson <andersson@kernel.org>