fix(docs): Fix readme file integration test badge

[fecony]

Description

Fixes "Integration tests" badge

Changes

Fixed path to GitHub actions workflow since workflow file name changed

Checks

• [ ] ~Project Builds~
• [ ] ~Project passes tests and checks~
• [ ] ~Updated documentation accordingly~

[what-the-diff[bot]]

PR Summary

• Update of README file The reference for the integration tests badge in the README file has been updated. This change ensures that the badge displayed represents the current status of the integration tests accurately.

[NickSeagull]

Thanks!