dt-bindings: interconnect: document the RPM Network-On-Chip interconnect in Shikra SoC

dt-bindings: interconnect: document the RPM Network-On-Chip interconnect in Shikra SoC

Document the RPM Network-On-Chip Interconnect for the Qualcomm
Shikra platform.

Co-developed-by: Odelu Kukatla <odelu.kukatla@oss.qualcomm.com>
Signed-off-by: Odelu Kukatla <odelu.kukatla@oss.qualcomm.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Signed-off-by: Raviteja Laggyshetty <raviteja.laggyshetty@oss.qualcomm.com>
Link: https://patch.msgid.link/20260505-shikra_icc-v3-1-8e03ff27c007@oss.qualcomm.com
Signed-off-by: Georgi Djakov <djakov@kernel.org>