arm64: dts: qcom: sc8180x: Fix up PCIe nodes

arm64: dts: qcom: sc8180x: Fix up PCIe nodes

[ Upstream commit 78403b37f6770441f80a78d13772394731afe055 ]

Duplicated clock output names cause probe errors and wrong clocks cause
hardware not to work. Fix such issues.

Fixes: d20b6c84f56a ("arm64: dts: qcom: sc8180x: Add PCIe instances")
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20231219-topic-8180_pcie-v1-1-c2acbba4723c@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>