ARM: multi_v7_defconfig: enable STM32 DCMI media support

Enables support of STM32 DCMI V4L2 media driver.
Signed-off-by: Hugues Fruchet <hugues.fruchet@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>

arch/arm/configs/multi_v7_defconfig

@@ -611,6 +611,7 @@ CONFIG_VIDEO_SAMSUNG_EXYNOS_GSC=m
 CONFIG_VIDEO_STI_BDISP=m
 CONFIG_VIDEO_STI_HVA=m
 CONFIG_VIDEO_STI_DELTA=m
+CONFIG_VIDEO_STM32_DCMI=m
 CONFIG_VIDEO_RENESAS_JPU=m
 CONFIG_VIDEO_RENESAS_VSP1=m
 CONFIG_V4L_TEST_DRIVERS=y