fix compile errors with libcamera 0.2.0

[hideaki-t]

there was a breaking change in libcamera v0.2.0, I made a quick fix. see https://github.com/raspberrypi/libcamera/commit/c65e40b8480ffb5f50e01a4e6713164c7194a937

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 56.71%. Comparing base (a1dc9f4) to head (3f9a38e).

:exclamation: Current head 3f9a38e differs from pull request most recent head c8a4b3c

Please upload reports for the commit c8a4b3c to get more accurate results.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #3051   +/-   ##
=======================================
  Coverage   56.71%   56.71%           
=======================================
  Files         190      190           
  Lines       19162    19162           
=======================================
  Hits        10868    10868           
  Misses       7466     7466           
  Partials      828      828           

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[aler9]

replaced by https://github.com/bluenviron/mediamtx-rpicamera/pull/1