### Is there an existing issue for this?

- [X] I have searched the existing issues

### Enhancement description

https://github.com/localstack/localstack/pull/8754 added EventBridge Scheduler support however LocalStack is missing support for resource types: `AWS::Scheduler::Schedule` and `AWS::Scheduler::ScheduleGroup`

Follow up on https://github.com/localstack/localstack/issues/7268

### 🧑‍💻 Implementation

https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-scheduler-schedule.html

https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-scheduler-schedulegroup.html

### Anything else?

_No response_
PROVIDER_CONFIG = {**PROVIDER_DEFAULTS, **self.provider_config}
        if resource_type in PROVIDER_CONFIG:
            return PROVIDER_CONFIG[resource_type] == "GenericBaseModel"
        return True
    def load_resource_provider(self, resource_type: str) -> ResourceProvider:
        
        if self.should_use_legacy_provider(resource_type):
            return self._load_legacy_resource_provider(resource_type)
        try:
            plugin = plugin_manager.load(resource_type)
            return plugin.factory()
        except Exception:
            LOG.warning(
                "Failed to load resource type as a ResourceProvider.",
                resource_type,
                exc_info=LOG.isEnabledFor(logging.DEBUG),
            )
            raise NoResourceProvider
    def _load_legacy_resource_provider(self, resource_type: str) -> LegacyResourceProvider: