feat(security): security best practices from StepSecurity (#10682)

Signed-off-by: StepSecurity Bot <bot@stepsecurity.io>
Co-authored-by: stepsecurity-app[bot] <188008098+stepsecurity-app[bot]@users.noreply.github.com>
Co-authored-by: Pepe Fagoaga <pepe@prowler.com>

.github/workflows/sdk-security.yml

@@ -14,6 +14,8 @@ concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true
 
+permissions: {}
+
 jobs:
   sdk-security-scans:
     if: github.repository == 'prowler-cloud/prowler'