[Issue] [MFTF] Fixed file name violations

This issue is automatically created based on existing pull request: #27839: [MFTF] Fixed file name violations

---

Description

Small file name fixes, based on MFTF conventions.

https://devdocs.magento.com/mftf/docs/best-practices.html#file-names

[slavvka]

Hi @m2-backlog[bot]. Thank you for your report.
The issue has been fixed in #27839 by @elevinskii in 2.4-develop branch
Related commit(s):

• c49ad3241cd65b6281444a0c382d1cc7bf33b541
• 7592e8d392bc8105051d655fb0f782eca6e3bfc9
• a3a5df6a58dc22613deb6e6add94c8bb523635ef
• acc729f74d36291dc4d880caceac6db927e18eaf

The fix will be available with the upcoming 2.4.1 release.