chore: replace custom AccessControl implementation with OZ's

[nmlinaric]

Description

Since we're not using any custom functions from our implementation of OZ's AccessControl contract, auditors suggested to use OZ's original implementation.

How Has This Been Tested? Testing details.

unit tests

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation

Checklist:

• I have commented my code, particularly in hard-to-understand areas.
• I have ensured that all acceptance criteria (or expected behavior) from issue are met
• I have updated the documentation locally and in Sygma-docs.
• I have added tests to cover my changes.
• I have ensured that all the checks are passing and green, I've signed the CLA bot