Ignore diacritics in search

[zecamigo]

Checklist

• [X] I made sure that there are no existing issues - open or closed - to which I could contribute my information.
• [X] I made sure that there are no existing discussions - open or closed - to which I could contribute my information.
• [X] I have read the FAQs inside the app (Menu -> About -> FAQs) and my problem isn't listed.
• [X] I have taken the time to fill in all the required details. I understand that the bug report will be dismissed otherwise.
• [X] This issue contains only one feature request.
• [X] I have read and understood the contribution guidelines.
• [ ] I optionally donated to support the Fossify mission.

Feature description

Ability to ignore diacritics in search.

Why do you want this feature?

For example of I want to send a message to Mário or José, I'd like to be able to just type mario or jose.

Diacritics such as `^~ç are usually not considered in search.

Thanks for forking! 💪

Additional information

No response