Merged PR 348: #2462 - Refactor of DatabaseClient and DatabaseServer

## Summary
Refactor of `DatabaseClient` and `DatabaseService` to update how connection IDs are generated. These are now provided by DatabaseService when establishing a connection.
Creation of `DatabaseClientConnection` class. This is used by `DatabaseClient` to hold a dictionary of active db connections.

## Test process
Tests have been updated to reflect the changes and all pass

## Checklist
- [X] PR is linked to a **work item**
- [X] **acceptance criteria** of linked ticket are met
- [X] performed **self-review** of the code
- [X] written **tests** for any new functionality added with this PR
- [X] updated the **documentation** if this PR changes or adds functionality
- [ ] written/updated **design docs** if this PR implements new functionality
- [X] updated the **change log**
- [X] ran **pre-commit** checks for code style
- [X] attended to any **TO-DOs** left in the code

Related work items: #2462

src/primaite/simulator/network/hardware/base.py

@@ -1299,7 +1299,6 @@ class Node(SimComponent):
         self.services.pop(service.uuid)
         service.parent = None
         self.sys_log.info(f"Uninstalled service {service.name}")
-        _LOGGER.info(f"Removed service {service.name} from node {self.hostname}")
         self._service_request_manager.remove_request(service.name)
 
     def install_application(self, application: Application) -> None:
@@ -1335,7 +1334,6 @@ class Node(SimComponent):
         self.applications.pop(application.uuid)
         application.parent = None
         self.sys_log.info(f"Uninstalled application {application.name}")
-        _LOGGER.info(f"Removed application {application.name} from node {self.hostname}")
         self._application_request_manager.remove_request(application.name)
 
     def application_install_action(self, application: Application, ip_address: Optional[str] = None) -> bool: