feat(github-release): update pre-commit hook zricethezav/gitleaks to v8.19.0

| datasource  | package              | from    | to      |
| ----------- | -------------------- | ------- | ------- |
| github-tags | zricethezav/gitleaks | v8.18.2 | v8.19.0 |

Author: renovate[bot]

.pre-commit-config.yaml

@@ -30,7 +30,7 @@ repos:
       - id: forbid-secrets
         exclude: sync\.ya?ml$
   - repo: https://github.com/zricethezav/gitleaks
-    rev: v8.18.2
+    rev: v8.19.0
     hooks:
       - id: gitleaks
   - repo: https://github.com/hmrc/security-git-hooks