[feature]: Add org wide ruleset for https://github.blog/changelog/2026-09-09-block-pull-requests-with-exposed-secrets-from-merging/

[devantler]

User Story

As a [role],
I want [an action or feature],
So that [a reason or benefit].

Acceptance Criteria

• Criteria 1: Describe the first acceptance criterion here.
• Criteria 2: Describe the second acceptance criterion here.
• Criteria 3: Describe additional criteria as needed.