[FEAT] Add Role.clone() method

[AlbertUnruh]

What type of pull request is this?

• Non-breaking code change
• Breaking code change
• Documentation change/addition
• Tests change
• CI change
• Other: [Replace with a description]

Description

Two ways to close #731

Changes

• add two implementations for Role.clone()
  • needs another commit to select the wanted implementation (DocStrings will be added then)
• add class ClonedRole for one implementation

Test Scenario(s)

Checklist

• I've formatted my code with Black
• I've added docstrings to everything I've touched
• I've ensured my code works on Python 3.10.x
• I've ensured my code works on Python 3.11.x
• I've tested my changes
• I've added tests for my code - if applicable
• I've updated the documentation - if applicable

[AlbertUnruh]

will merge the two methods and add a parameter force which defaults to True

Reference: NAFF #contributors

won't have time for it until Sunday (at least)

[AlbertUnruh]

finally had time to make the commit

should all work by now