arm64: dts: qcom: qcs615: Drop IPA interconnects

arm64: dts: qcom: qcs615: Drop IPA interconnects

In the same spirit as e.g. Commit 6314184be391 ("arm64: dts: qcom:
sc8180x: Drop ipa-virt interconnect") drop the resources that should
be taken care of through the clk-rpmh driver.

Signed-off-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20250627-topic-qcs615_icc_ipa-v1-1-dc47596cde69@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>