Update mikepenz/action-junit-report action to v3.7.8

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
mikepenz/action-junit-report	action	patch	v3.7.7 -> v3.7.8

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Release Notes

mikepenz/action-junit-report

### [`v3.7.8`](https://togithub.com/mikepenz/action-junit-report/releases/tag/v3.7.8) [Compare Source](https://togithub.com/mikepenz/action-junit-report/compare/v3.7.7...v3.7.8) #### 💬 Other - Common reports paths section in README - PR: [#​868](https://togithub.com/mikepenz/action-junit-report/issues/868) - Add instructions for increasing Node heap size - PR: [#​889](https://togithub.com/mikepenz/action-junit-report/issues/889) - Thanks [@​mumrah](https://togithub.com/mumrah) #### 📦 Dependencies - Dependency updates - PR: [#​885](https://togithub.com/mikepenz/action-junit-report/issues/885)

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Configuration

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