[FIXED #91481312] Height of array component is too small for empty field.
[FIXED #91481312] Height of array component is too small for empty field.

For empty field, the height of array component was too small.
Now the min-heght of component is appropriate to allow easy click
on the component.

peterkacinec/engine,tomatell/engine,sosik/registries,peterkacinec/engine,peterkacinec/registries,tomatell/engine,sosik/registries,peterkacinec/engine,peterkacinec/registries,MaxKarel/engine,peterkacinec/registries,tomatell/engine,MaxKarel/engine,sosik/registries,MaxKarel/engine