silo and silo-outline

[jhil]

Before submitting a new icon contribution, please confirm the following:

• I have searched all issues to make sure there isn't a request for this icon.
• I have searched the current library to make sure the icon doesn't already exist.
• I understand that brand icons are no longer being added and I can use SimpleIcons for my brand icon needs.
• I have followed the Material guidelines for system icons.

Tell us about your contribution.

I propose we add silo and rename the current silo to silo-outline

Share a preview of your contribution.

Upload the icon source.

silo.svg.zip

[mririgoyen]

Agreed. And perfect time to do it.

[mririgoyen]