arm64: samsung: MAINTAINERS: Add Tesla FSD DTS to Exynos entry

Effectively all Tesla FSD DTS patches go via Samsung Exynos SoC
maintainer, so add the pattern to make it obvious and reduce the chances
patches won't reach these maintainers.

Cc: Peter Griffin <[email protected]>
Cc: André Draszik <[email protected]>
Cc: Tudor Ambarus <[email protected]>
Cc: Alim Akhtar <[email protected]>
Reviewed-by: Alim Akhtar <[email protected]>
Reviewed-by: André Draszik <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Krzysztof Kozlowski <[email protected]>

Author: krzk

MAINTAINERS

@@ -3193,6 +3193,7 @@ F:	arch/arm/mach-exynos*/
 F:	arch/arm/mach-s3c/
 F:	arch/arm/mach-s5p*/
 F:	arch/arm64/boot/dts/exynos/
+F:	arch/arm64/boot/dts/tesla/
 F:	drivers/*/*/*s3c24*
 F:	drivers/*/*s3c24*
 F:	drivers/*/*s3c64xx*