fix(textarea): remove height override

- We have predefined heights from the schema for all 3 sizes
- We also heave exposed prop for height

Author: desig9stein

src/components/textarea/themes/shared/textarea.indigo.scss

@@ -76,7 +76,6 @@ $theme: $indigo;
     transition: background .25s $out-cubic;
     overflow: hidden;
     padding-inline-start: 0;
-    height: calc(100% - #{rem(2px)});
     top: rem(1px);
 
     &::after {