dt-bindings: interconnect: qcom: msm8939: Fix example

For now example list snoc_mm as children of bimc which is obviously
not valid, drop bimc and move snoc_mm into snoc.

Signed-off-by: Adam Skladowski <a39.skl@gmail.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20240709102728.15349-8-a39.skl@gmail.com


Signed-off-by: Georgi Djakov <djakov@kernel.org>