chore: update coverage badge

[amagyar-iohk]

Description:

Updates coverage badge.

Checklist:

• My PR follows the contribution guidelines of this project
• My PR is free of third-party dependencies that don't comply with the Allowlist
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works
• I have checked the PR title to follow the conventional commit specification

[coveralls]

Pull Request Test Coverage Report for Build 11914030434

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 9 unchanged lines in 1 file lost coverage.
• Overall coverage decreased (-0.07%) to 42.668%

---

Files with Coverage Reduction	New Missed Lines	%
EdgeAgentSDK/Pollux/Sources/Operation/JWT/CreateJWTCredentialRequest.swift	9	13.85%

Totals
Change from base Build 11480735209:	-0.07%
Covered Lines:	5479
Relevant Lines:	12841

---

💛 - Coveralls

[coveloper]

Can this be merged?