zephyr-kernel-src-3.1.0.inc: bump lvgl module for arial font removal

The LVGL repo had a proprietary font, arial, included. It has been
removed upstream now and this commits updates the SRCREV to use the new
upstream version with the font removed.

https://github.com/zephyrproject-rtos/zephyr/issues/48111
https://github.com/lvgl/lvgl/commit/7354b2ea
https://github.com/lvgl/lvgl/commit/c6f76ec7
https://github.com/zephyrproject-rtos/zephyr/pull/49103/commits/758e6d6e340c6eab3607ec1b2963e616640b6f92



Signed-off-by: Stefan Schmidt <stefan.schmidt@huawei.com>

meta-zephyr-core/recipes-kernel/zephyr-kernel/zephyr-kernel-src-3.1.0.inc

@@ -46,7 +46,7 @@ SRCREV_libmetal = "850a3c3fd5bc655987021dc9106d8e8cd0f7e061"
 SRCREV_liblc3codec = "3951cf1b71ff3be086c9b9b595e473e12301337c"
 SRCREV_littlefs = "652f2c5646e79b881e6f3099686ad3b7af9e216c"
 SRCREV_loramac-node = "12019623bbad9eb54fe51066847a7cbd4b4eac57"
-SRCREV_lvgl = "df717ac87a9fd80246cc8df24554475e59bda21f"
+SRCREV_lvgl = "d7951c24b4a5a71241b70582e463ca0330fbb871"
 SRCREV_lz4 = "8e303c264fc21c2116dc612658003a22e933124d"
 SRCREV_mbedtls = "7fed49c9b9f983ad6416986661ef637459723bcb"
 SRCREV_mcuboot = "e58ea98aec6e5539c5f872a98059e461d0155bbb"