dt-bindings: interconnect: Add OSM L3 DT binding on SM8150

Add Operation State Manager (OSM) L3 interconnect provider binding on
SM8150 SoCs.

Signed-off-by: Sibi Sankar <[e-mail]>
Acked-by: Rob Herring <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Georgi Djakov <[e-mail]>

Documentation/devicetree/bindings/interconnect/qcom,osm-l3.yaml

···
     enum:
       - qcom,sc7180-osm-l3
       - qcom,sdm845-osm-l3
+      - qcom,sm8150-osm-l3
 
   reg:
     maxItems: 1