dt-bindings: arm: Add Cortex-A78C and X1C

Add compatibles for the Cortex-A78C and X1C cores found in some
recent flagship designs.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230224130759.45579-1-konrad.dybcio@linaro.org
Signed-off-by: Rob Herring <robh@kernel.org>

Documentation/devicetree/bindings/arm/cpus.yaml

@@ -139,6 +139,7 @@ properties:
       - arm,cortex-a77
       - arm,cortex-a78
       - arm,cortex-a78ae
+      - arm,cortex-a78c
       - arm,cortex-a510
       - arm,cortex-a710
       - arm,cortex-a715
@@ -151,6 +152,7 @@ properties:
       - arm,cortex-r5
       - arm,cortex-r7
       - arm,cortex-x1
+      - arm,cortex-x1c
       - arm,cortex-x2
       - arm,cortex-x3
       - arm,neoverse-e1