Error in one of chart template where is used image:

onap/aaf/aaf_agent:2.1.20

It is one of the charts below:

portal/charts/portal-app/values.yaml:27: aafAgentImage: onap/aaf/aaf_agent:2.1.20
portal/charts/portal-sdk/values.yaml:28: aafAgentImage: onap/aaf/aaf_agent:2.1.20
dmaap/values.yaml:45: aafAgentImage: onap/aaf/aaf_agent:2.1.20
onap/values.yaml:100: aafAgentImage: onap/aaf/aaf_agent:2.1.20
common/certInitializer/values.yaml:18: aafAgentImage: onap/aaf/aaf_agent:2.1.20

This bug is causing fail in download of images in offline installer because of wrongly set up data_list:
Downloading image: /onap/aaf/aaf_agent:2.1.20
Failed: /onap/aaf/aaf_agent:2.1.20: 400 Client Error: Bad Request ("invalid reference format"). Retrying...
Failed: /onap/aaf/aaf_agent:2.1.20: 400 Client Error: Bad Request ("invalid reference format"). Retrying...
Failed: /onap/aaf/aaf_agent:2.1.20: 400 Client Error: Bad Request ("invalid reference format"). Retrying...
Failed: /onap/aaf/aaf_agent:2.1.20: 400 Client Error: Bad Request ("invalid reference format"). Retrying...
Failed: /onap/aaf/aaf_agent:2.1.20: 400 Client Error: Bad Request ("invalid reference format"). Retrying...
Error downloading /onap/aaf/aaf_agent:2.1.20: 400 Client Error: Bad Request ("invalid reference format")
Traceback (most recent call last):
File "/build_workspace/workspace/deploy-cge/venv/lib64/python3.6/site-packages/docker/api/client.py", line 261, in _raise_for_status
response.raise_for_status()
File "/build_workspace/workspace/deploy-cge/venv/lib64/python3.6/site-packages/requests/models.py", line 941, in raise_for_status
raise HTTPError(http_error_msg, response=self)
requests.exceptions.HTTPError: 400 Client Error: Bad Request for url: http+docker://localhost/v1.35/images/create?tag=2.1.20&fromImage=%2Fonap%2Faaf%2Faaf_agent