build: re-enable release output validation for source maps (#17462)
build: re-enable release output validation for source maps (#17462)

Since we landed 230fd2f6ac2b0647c6c577583d407ea22da522d8, we should be able to
re-enable our output validation check that ensures that there are no source map
references in inlined styles.
DevVersion/material2,andrewseguin/material2,andrewseguin/material2,DevVersion/material2,josephperrott/material2,mmalerba/material2,josephperrott/material2,Jefiozie/material2,andrewseguin/material2,DevVersion/material2,andrewseguin/material2,josephperrott/material2,crisbeto/material2,mmalerba/material2,andrewseguin/material2,crisbeto/material2,Jefiozie/material2,mmalerba/material2,mmalerba/material2,angular/components,Jefiozie/material2,josephperrott/material2,Jefiozie/material2,angular/components,crisbeto/material2,crisbeto/material2,angular/components,josephperrott/material2,mmalerba/material2,DevVersion/material2,Jefiozie/material2,angular/components,DevVersion/material2