If a file had multiple fixits and only a subset was applied, the
remaining fixits in that file were invalidated. Fix this by adjusting
the locations of the not yet applied fixits.
Change-Id: I2c190412e871e9011c4d4a62ed938e76ad4cdf72
Reviewed-by: Ivan Donchevskii <ivan.donchevskii@qt.io>
