arm64: dts: qcom: ipq6018: Pad addresses to 8 hex digits

Some addresses were 7-hex-digits long, or less. Fix that.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230102094642.74254-2-konrad.dybcio@linaro.org