dt-bindings: soc: qcom: qcom,saw2: add msm8226 l2 compatible

Add the compatible for the SAW2 for L2 cache found on MSM8226.
Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240210-msm8226-cpu-v2-1-5d9cb4c35204@z3ntu.xyzSigned-off-by: Bjorn Andersson <andersson@kernel.org>

Documentation/devicetree/bindings/soc/qcom/qcom,saw2.yaml

@@ -36,6 +36,7 @@ properties:
           - qcom,msm8916-saw2-v3.0-cpu
           - qcom,msm8939-saw2-v3.0-cpu
           - qcom,msm8226-saw2-v2.1-cpu
+          - qcom,msm8226-saw2-v2.1-l2
           - qcom,msm8960-saw2-cpu
           - qcom,msm8974-saw2-v2.1-cpu
           - qcom,msm8974-saw2-v2.1-l2