chore(deps): update dependency act to v0.2.68

[renovate]

This PR contains the following updates:

Package	Update	Change
act	patch	0.2.67 -> 0.2.68

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Release Notes

nektos/act (act)

v0.2.68

Compare Source

Changelog

New Features

• 013c0d4 feat: generate a manual page automatically with cobra/doc (#​2352)

Other

• 03a4480 chore: bump VERSION to 0.2.68
• 26f132f build(deps): bump github.com/rhysd/actionlint from 1.7.1 to 1.7.3 (#​2477)
• 6657fca build(deps): bump github.com/creack/pty from 1.1.21 to 1.1.23 (#​2468)
• a34d9c6 run_context: add GITHUB_RUN_ATTEMPT (#​2458)
• be89cbc Fix install sh usage (#​2454)
• 2e117a4 bug/issue #​2448 - manage special bash options when no shell is defined (#​2449)

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