Update trufflesecurity/trufflehog Docker tag to v3.29.1

This MR contains the following updates:

Package	Type	Update	Change
trufflesecurity/trufflehog	ironbank-docker	patch	3.29.0 -> 3.29.1
trufflesecurity/trufflehog		patch	3.29.0 -> 3.29.1
trufflesecurity/trufflehog	stage	patch	3.29.0 -> 3.29.1

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Release Notes

trufflesecurity/trufflehog

v3.29.1

Compare Source

What's Changed

• Make slack webhook detector regex more specific by @​trufflesteeeve in https://github.com/trufflesecurity/trufflehog/pull/1168

Full Changelog: https://github.com/trufflesecurity/trufflehog/compare/v3.29.0...v3.29.1

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