ci: bump oke-py/npm-audit-action from 2 to 4

Bumps [oke-py/npm-audit-action](https://github.com/oke-py/npm-audit-action) from 2 to 4.
- [Release notes](https://github.com/oke-py/npm-audit-action/releases)
- [Commits](oke-py/npm-audit-action@v2...v4)

---
updated-dependencies:
- dependency-name: oke-py/npm-audit-action
  dependency-version: '4'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/npm_audit.yml

@@ -35,7 +35,7 @@ jobs:
         working-directory: ${{env.WORKING_DIRECTORY}}
 
       - name: Run npm audit
-        uses: oke-py/npm-audit-action@v2
+        uses: oke-py/npm-audit-action@v4
         with:
           audit_level: low
           github_token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/npm_audit_chatbot.yml

@@ -35,7 +35,7 @@ jobs:
         working-directory: ${{env.WORKING_DIRECTORY}}
 
       - name: Run npm audit
-        uses: oke-py/npm-audit-action@v2
+        uses: oke-py/npm-audit-action@v4
         with:
           audit_level: low
           github_token: ${{ secrets.GITHUB_TOKEN }}