### Is there an existing issue for this?

- [X] I have searched the existing issues

### Current Behavior

Calling `describeTimeToLive` to a non-existent table returns a result rather than throwing resource not found.

Test case pseudo-code:
```
try {
  dynamo.describeTimeToLive(new DescribeTimeToLiveRequest()
         .withTableName("non-existent-table"));
  fail();
} catch (ResourceNotFoundException ex) {
  // Pass
}
```

### Expected Behavior

Expecting call to throw 

### How are you starting LocalStack?

Custom (please describe below)

### Steps To Reproduce

#### How are you starting localstack (e.g., `bin/localstack` command, arguments, or `docker-compose.yml`)

    TestContainers from Java

### Environment

```markdown
- OS: MacOS
- LocalStack: 2.2.0
```


### Anything else?

_No response_
self,
        context: RequestContext,
        table_name: TableName,
        time_to_live_specification: TimeToLiveSpecification,
    ) -> UpdateTimeToLiveOutput:
        
        backend = get_store(context.account_id, context.region)
        backend.ttl_specifications[table_name] = time_to_live_specification
        return UpdateTimeToLiveOutput(TimeToLiveSpecification=time_to_live_specification)
    #
    
    #
    def create_global_table(
        self, context: RequestContext, global_table_name: TableName, replication_group: ReplicaList
    ) -> CreateGlobalTableOutput:
        global_tables: Dict = get_store(context.account_id, context.region).GLOBAL_TABLES
        if global_table_name in global_tables:
            raise GlobalTableAlreadyExistsException("Global table with this name already exists")
        replication_group = [grp.copy() for grp in replication_group or []]
        data = {"GlobalTableName": global_table_name, "ReplicationGroup": replication_group}
        global_tables[global_table_name] = data
        for group in replication_group:
            group["ReplicaStatus"] = "ACTIVE"
            group["ReplicaStatusDescription"] = "Replica active"
        return CreateGlobalTableOutput(GlobalTableDescription=data)
    def describe_global_table(