ARM: dts: samsung: fix Exynos4212 Tab3 makefile entries

Makefile targets are DTB, not DTS.

Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
Reported-by: Naresh Kamboju <naresh.kamboju@linaro.org>
Closes: https://lore.kernel.org/linux-arm-kernel/CA+G9fYsfziBmQGQMGAKojhemCXssFyiNgk6aNjVXpJNNFh_5mg@mail.gmail.com/
Fixes: ee37a45 ("ARM: dts: exynos: Add Samsung Galaxy Tab 3 8.0 boards")
Reviewed-by: Artur Weber <aweber.kernel@gmail.com>
Link: https://lore.kernel.org/r/20230720141537.188869-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

arch/arm/boot/dts/samsung/Makefile

@@ -9,9 +9,9 @@ dtb-$(CONFIG_ARCH_EXYNOS4) += \
 	exynos4210-smdkv310.dtb \
 	exynos4210-trats.dtb \
 	exynos4210-universal_c210.dtb \
-	exynos4212-tab3-3g8.dts \
-	exynos4212-tab3-lte8.dts \
-	exynos4212-tab3-wifi8.dts \
+	exynos4212-tab3-3g8.dtb \
+	exynos4212-tab3-lte8.dtb \
+	exynos4212-tab3-wifi8.dtb \
 	exynos4412-i9300.dtb \
 	exynos4412-i9305.dtb \
 	exynos4412-itop-elite.dtb \