Tile Card: Cover-position for Awning

[gcosta74]

For awnings the cover-position needs to be inverted. Currently if you use the tile card for an awning the feature cover-position will result in a weird slider view.
While opening the awnings for example 20 % the cover-position slider will show it as it would be 80% open.
For Awnings the slider needs to be inverted:

[Misiu]

Ref: #17687
I had a PR, but it was rejected.
Maybe with more user voices the feature can be reconsidered.