dt-bindings: timer: exynos4210-mct: Add samsung,exynos8895-mct compatible

Just like most Samsung Exynos SoCs, Exynos8895 uses almost the same
Multi-Core Timer block with no functional differences.

Add dedicated samsung,exynos8895-mct compatible to the dt-schema for
representing the MCT timer of Exynos8895 SoC.

Signed-off-by: Ivaylo Ivanov <[e-mail]>
Reviewed-by: Krzysztof Kozlowski <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Krzysztof Kozlowski <[e-mail]>

Documentation/devicetree/bindings/timer/samsung,exynos4210-mct.yaml

···
               - samsung,exynos5420-mct
               - samsung,exynos5433-mct
               - samsung,exynos850-mct
+              - samsung,exynos8895-mct
               - tesla,fsd-mct
           - const: samsung,exynos4210-mct
 
···
               - samsung,exynos5420-mct
               - samsung,exynos5433-mct
               - samsung,exynos850-mct
+              - samsung,exynos8895-mct
     then:
       properties:
         interrupts: