doxygen: upgrade 1.9.1 -> 1.9.2

Features
issue #2732: Adding support for C++20 concepts (Origin: bugzilla #499352)
Introducing new sidebar layout via FULL_SIDEBAR option.
Added -q commandline-parameter for quiet operation
Add config option SHOW_HEADERFILE
Add config option WARN_IF_INCOMPLETE_DOC
Add config options GENERATE_SQLITE3, SQLITE3_OUTPUT and SQLITE3_RECREATE_DB to better control the sqlite3 output.
Add config option MATHJAX_VERSION to support both MathJax 2.x and 3.x
Allow more fine tuning of semanitic syntax highlighting via CSS classes
Use language name to get code coloring
Extra settings for MathJax V3
Support vertical alignment in multirow table
Add option for an anchor to the image command
Portuguese translators updated to 1.9.0.

Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>