the binary size check in example test was removed long time ago. Now we
have updated ttfw_idf to raise exception when performance standard is
not found. These fake performance check will be regarded as error.
Remove them now.
Add logic to set `FIN` flag automatically for transmitted WS frames, but
if `fragmented` option set indicating an expert/manual mode, then the
`FIN` flag is set according to the `final` option.
Since the recent refactoring of spi bus_lock comonent introduced heavy logging under debug/verbose level of verbosity, the http-server test executed in the CI became less stable due to complicated regex. Fixed by removing the first optional group
