imx-test: upgrade to 5.10.52_2.1.0
Following commits are included in this upgrade:
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2dcb987 ("MLK-25647-2 mxc_v4l2_vpu_test: expand the conversion function")
2b63cde ("MLK-25647 mxc_v4l2_vpu_test: expand the conversion function")
f078eac ("unit_test: mxc_v4l2_test: add camera test support for iMX8ULP")
afa5afe ("MLK-25487-2:mxc_v4l2_vpu_test: improve mpeg4 parser")
703ed09 ("MLK-25487:mxc_v4l2_vpu_test: Implement a simple seek function in unit test")
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Signed-off-by: Andrey Zhizhikin <andrey.z@gmail.com>
