[CLI] Add "unknown configuration" log

[M0rgan01]

Questions	Answers
Description?	Add "unknown configuration" log
Type?	improvement
BC breaks?	no
Deprecations?	no
Fixed ticket?	-
Sponsor company	-
How to test?	Add unknown configuration in "config.json" file, and update via CLI

[Quetzacoalt91]

Tested with the following config file:

{
  "wololo": 1
}

Unfortunately it did not return my unepected key, only details about the other ones.

root@2174579875b2:/var/www/html/modules/autoupgrade# bin/console update:start --config-file-path=$PWD/config.json admin-dev
WARNING - Unknown configuration key 'PS_AUTOUP_CUSTOM_MOD_DESACT', Ignoring.
WARNING - Unknown configuration key 'PS_AUTOUP_CHANGE_DEFAULT_THEME', Ignoring.
WARNING - Unknown configuration key 'PS_AUTOUP_REGEN_EMAIL', Ignoring.
WARNING - Unknown configuration key 'PS_AUTOUP_KEEP_IMAGES', Ignoring.
WARNING - Unknown configuration key 'PS_DISABLE_OVERRIDES', Ignoring.
WARNING - Unknown configuration key 'channel', Ignoring.
WARNING - Unknown configuration key 'archive_zip', Ignoring.
WARNING - Unknown configuration key 'archive_xml', Ignoring.
WARNING - Unknown configuration key 'archive_version_num', Ignoring.
WARNING - /var/www/html/modules/autoupgrade/classes/Task/Miscellaneous/UpdateConfig.php line 74 - Undefined array key "channel"
INFO - Configuration successfully updated.
INFO - Starting update...

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[Quetzacoalt91]