* feat: add FleekPausable
* feat: add FleekPausable functions in FleekERC721
* fix: requirePaused logic
* feat: add pause modifiers in FleekERC721
* refactor: move functions to the main contract to add pause modifier
* test: add unpause to test setups
* fix: revokeTokenRole modifier
* test: add initial tests and setup for pausable
* test: all test for pause and pausable states
* test: add test for functions when contract is paused
* test: add pausable hardhat tests
* test: foundry access control test for pausable
* refactor: function names
* fix: remove virtual keywords for functions that must not be overriden
* refactor: set inital state for unpaused
Felipe Mendes