set_yalign
Description:
Sets the `yalign` of the inscription.
See the [property@Gtk.Inscription:yalign] property.
Parameters:
| this | a `GtkInscription` | 
| yalign | the new yalign value, between 0 and 1 | 
Sets the `yalign` of the inscription.
See the [property@Gtk.Inscription:yalign] property.
| this | a `GtkInscription` | 
| yalign | the new yalign value, between 0 and 1 |