Update trufflesecurity/trufflehog Docker tag to v3.81.8

This MR contains the following updates:

Package	Type	Update	Change
trufflesecurity/trufflehog		patch	3.81.7 -> 3.81.8
trufflesecurity/trufflehog	ironbank-docker	patch	3.81.7 -> 3.81.8
trufflesecurity/trufflehog	stage	patch	3.81.7 -> 3.81.8

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Release Notes

trufflesecurity/trufflehog (trufflesecurity/trufflehog)

v3.81.8

Compare Source

What's Changed

• [analyze] Deduplicate finegrained GitHub permissions by @​mcastorina in https://github.com/trufflesecurity/trufflehog/pull/3196
• fix(deps): update module golang.org/x/net to v0.28.0 by @​renovate in https://github.com/trufflesecurity/trufflehog/pull/3187
• [analyze] Fix double-print in postgres analyzer by @​mcastorina in https://github.com/trufflesecurity/trufflehog/pull/3199
• fix(deps): update module go.mongodb.org/mongo-driver to v1.16.1 by @​renovate in https://github.com/trufflesecurity/trufflehog/pull/3197
• Log when a detector ignores the timeout by @​rosecodym in https://github.com/trufflesecurity/trufflehog/pull/3201
• [bug] - Correctly Handle Large Files in BufferedReadSeeker by @​ahrav in https://github.com/trufflesecurity/trufflehog/pull/3203
• fix(deps): update module github.com/google/go-containerregistry to v0.20.2 by @​renovate in https://github.com/trufflesecurity/trufflehog/pull/3184

Full Changelog: https://github.com/trufflesecurity/trufflehog/compare/v3.81.7...v3.81.8

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