[Icons] Use Starlark macros in BUILD file. (#8202)
[Icons] Use Starlark macros in BUILD file. (#8202)

Use macros as much as possible in the BUILD file to make releasing easier.

Part of #8150
material-components/material-components-ios,material-components/material-components-ios,material-components/material-components-ios,material-components/material-components-ios,material-components/material-components-ios