Merge branch 'renovate/zricethezav-gitleaks-8.x' into 'main'

chore(deps): update dependency zricethezav/gitleaks to v8.18.4

See merge request gitlab-com/gl-infra/common-ci-tasks!587

.gitlab-ci-other-versions.yml

@@ -2,7 +2,7 @@
 # Note: Renovate will strip any `v` prefix from the versions when it does an upgrade
 # so be sure not to include the `v` prefix on version numbers here.
 variables:
-  GL_COMMON_CI_TASKS_DEFAULT_GITLEAKS_VERSION: "8.18.3"  # datasource=github-releases depName=zricethezav/gitleaks
+  GL_COMMON_CI_TASKS_DEFAULT_GITLEAKS_VERSION: "8.18.4"  # datasource=github-releases depName=zricethezav/gitleaks
   GL_COMMON_CI_TASKS_YAMLLINT_VERSION: "1.35.1"  # datasource=github-tags depName=adrienverge/yamllint
   GL_COMMON_CI_TASKS_HCLFMT_VERSION: "2.20.1"  # datasource=github-tags depName=hashicorp/hcl
   GL_COMMON_CI_TASKS_KANIKO_VERSION: "v1.19.2"  # datasource=github-releases depName=GoogleContainerTools/kaniko