deps(docker): bump zricethezav/gitleaks from v8.18.3 to v8.18.4 (#5768)

Bumps zricethezav/gitleaks from v8.18.3 to v8.18.4.

---
updated-dependencies:
- dependency-name: zricethezav/gitleaks
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

Dockerfile

@@ -24,7 +24,7 @@ FROM mstruebing/editorconfig-checker:v3.0.3 AS editorconfig-checker
 FROM mvdan/shfmt:v3.8.0 AS shfmt
 FROM rhysd/actionlint:1.7.1 AS actionlint
 FROM scalameta/scalafmt:v3.8.1 AS scalafmt
-FROM zricethezav/gitleaks:v8.18.3 AS gitleaks
+FROM zricethezav/gitleaks:v8.18.4 AS gitleaks
 FROM yoheimuta/protolint:0.50.3 AS protolint
 FROM ghcr.io/clj-kondo/clj-kondo:2024.05.24-alpine AS clj-kondo
 FROM dart:3.4.2-sdk AS dart