Update Turkish translation

[Beryesa]

What does this PR change? What problem does it solve?

Fix a typo and improve the translation

PR Checklist

• This change adds/updates translations and I have used the template present here.
• I have enabled maintainer edits for this PR.
• I have verified that the code works as described/as intended.
• This change adds a Social Icon which has a permissive license to use it.
• This change does not include any CDN resources/links.
• This change does not include any unrelated scripts such as bash and python scripts.
• This change updates the overridden internal templates from HUGO's repository.

[sonarcloud]

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 SonarCloud

[adityatelange]

@mrtrkmn @niturk requesting your review for this change

[Beryesa]

The "sözcük" is rather a stylistic choice, but I'd argue it's more common nowadays.
On the other hand, "Ana Sayfa" has to be spelt like that, not "Anasayfa" :P

[adityatelange]

Thanks everyone