dt-bindings: pinctrl: samsung: Add compatible for Tesla FSD SoC

Add compatible for Tesla Full Self-Driving SoC. The
pinctrl hardware IP is similar to what found on most of the
Exynos series of SoC, so this new compatible is added in
Samsung pinctrl binding.

Cc: linux-fsd@tesla.com
Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com>
Link: https://lore.kernel.org/r/20220124141644.71052-12-alim.akhtar@samsung.comSigned-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>

Documentation/devicetree/bindings/pinctrl/samsung,pinctrl.yaml

@@ -56,6 +56,7 @@ properties:
       - samsung,exynos7885-pinctrl
       - samsung,exynos850-pinctrl
       - samsung,exynosautov9-pinctrl
+      - tesla,fsd-pinctrl
 
   interrupts:
     description: