Replaced the container-based action invocation with a runner-native

[soumeh01]

Changes

• Updated the reusable workflow implementation so gosec runs using the same Go installed by setup-go (1.26.3), instead of the container-provided 1.26.0 local toolchain

Checklist

• 🤖 This change is covered by unit tests (if applicable).
• 🤹 Manual testing has been performed (if necessary).
• 🛡️ Security impacts have been considered (if relevant).
• 📖 Documentation updates are complete (if required).
• 🧠 Third-party dependencies and TPIP updated (if required).