Using the :latest localstack, attempts to delete an SQS queue fail with the following error logged to the console.

```localstack_1                          | 2020-02-11T19:04:08:ERROR:localstack.services.generic_proxy: Error forwarding request: 'Attribute.1.Value' Traceback (most recent call last):
localstack_1                          |   File "/opt/code/localstack/localstack/services/generic_proxy.py", line 248, in forward
localstack_1                          |     path=path, data=data, headers=forward_headers)
localstack_1                          |   File "/opt/code/localstack/.venv/lib/python3.7/site-packages/localstack_ext/services/sqs/sqs_extended.py", line 30, in forward_request
localstack_1                          |   File "/opt/code/localstack/localstack/services/sqs/sqs_listener.py", line 60, in forward_request
localstack_1                          |     self._set_queue_attributes(queue_url, req_data)
localstack_1                          |   File "/opt/code/localstack/.venv/lib/python3.7/site-packages/localstack_ext/services/sqs/sqs_extended.py", line 73, in _set_queue_attributes
localstack_1                          |   File "/opt/code/localstack/localstack/services/sqs/sqs_listener.py", line 275, in _set_queue_attributes
localstack_1                          |     attrs = self._format_attributes(req_data)
localstack_1                          |   File "/opt/code/localstack/localstack/services/sqs/sqs_listener.py", line 237, in _format_attributes
localstack_1                          |     key_value = req_data[key2][0]
localstack_1                          | KeyError: 'Attribute.1.Value'```

I'm using terraform to manage my SQS queues and the deletion was triggered by renaming the queue.
import pip as pip_mod
import shutil
try:
    import subprocess32 as subprocess
except Exception:
    import subprocess
import six
from localstack import constants, config
LOG = logging.getLogger(os.path.basename(__file__))
PLUGINS_LOADED = {}
IGNORED_LIB_MARKER = '#extended-lib'
BASIC_LIB_MARKER = '#basic-lib'
DO_CHMOD_DOCKER_SOCK = False
LOG_FORMAT = '%(asctime)s:%(levelname)s:%(name)s: %(message)s'
LOG_DATE_FORMAT = '%Y-%m-%dT%H:%M:%S'
PLUGIN_SCOPE_SERVICES = 'services'
PLUGIN_SCOPE_COMMANDS = 'commands'
API_DEPENDENCIES = {
    'dynamodbstreams': ['kinesis'],
    'es': ['elasticsearch'],
    'lambda': ['logs']
}
API_COMPOSITES = {
    'serverless': ['cloudformation', 'iam', 'sts', 'lambda', 'dynamodb', 'apigateway', 's3'],
    'cognito': ['cognito-idp', 'cognito-identity']
}
MAIN_CONTAINER_NAME = 'localstack_main'
ENV_SCRIPT_STARTING_DOCKER = 'LS_SCRIPT_STARTING_DOCKER'
mutex_popen = threading.Semaphore(1)
def bootstrap_installation():