arm64: dts: qcom: x1e80100: Fix up hex style

Adhere to the convention: pad the addresses to 8 hex digits and use
lowercase letters.

Compile tested, no difference.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20240711-topic-hhh-v1-1-a1b6b716685f@linaro.org


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