Fix codec name logging in ivf_file_writer.cc
Fix codec name logging in ivf_file_writer.cc

The logging code was using the wrong constants for the
codec type, resulting in the type always being "unknown".

Tested: modules_unittests --gtest_filter='IvfFile*' -logs

BUG=

Review-Url: https://codereview.webrtc.org/1955273002
Cr-Original-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#12668}
Cr-Mirrored-From: https://chromium.googlesource.com/external/webrtc
Cr-Mirrored-Commit: db3eea0ede9dedd01cdee0d13611410a0c4edf7d

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