`Missing loc key` and `Unrecognized loc key` errors

[pharaox]

CK3 Version: 1.8.2

EK2 Version: 0.12.1

Summary: There are messages in error.log similar to these:

[21:43:44][jomini_custom_text.cpp:156]: Missing loc key 'animal_type_giant_wasp' for custom localization 'ArtifactAnimalType' (or variant), at ' file: common/customizable_localization/00_artifact_court_custom_loc.txt line: 1815'
...
[21:43:46][jomini_dynamicdescription.cpp:57]: Unrecognized loc key count_no_title_male. Near  file: common/council_positions/00_council_positions.txt line: 479
[21:43:46][jomini_dynamicdescription.cpp:57]: Unrecognized loc key count_no_title_female. Near  file: common/council_positions/00_council_positions.txt line: 479
[21:43:46][jomini_dynamicdescription.cpp:57]: Unrecognized loc key count_no_title_female. Near  file: common/council_positions/00_council_positions.txt line: 479
...
[21:43:50][jomini_dynamicdescription.cpp:66]: Unrecognized loc key graymire_name. graymire
[21:43:50][jomini_dynamicdescription.cpp:66]: Unrecognized loc key graymire_collective_noun. graymire
[21:43:50][jomini_dynamicdescription.cpp:66]: Unrecognized loc key graymire_prefix. graymire

The corresponding localization keys are indeed missing from localization and should be added.