docs: sample/video: 修改gc032a的 README 文件

2 job 于feature/docs in 7 minute 和 20 second
状态 作业 ID 名称 覆盖率
  Ztest
已通过 #70001
zgsz-02 generic
ztest_build_only

00:03:46

已失败 #70002
zgsz-03 with-device
ztest_device_test

00:07:18

 
名称 暂存 失败
已失败
ztest_device_test Ztest
INFO    - Run completed
Uploading artifacts for failed job
Uploading artifacts...
/builds/zephyr/csk/twister-out/**/*.log: found 222 matching artifact files and directories

/builds/zephyr/csk/twister-out/*.json: found 2 matching artifact files and directories

/builds/zephyr/csk/twister-out/*.xml: found 3 matching artifact files and directories

Uploading artifacts as "archive" to coordinator... 201 Created
id=70002 responseStatus=201 Created token=xsAat1Fe
Cleaning up project directory and file based variables
ERROR: Job failed: exit code 1