chore(ui): Say "the run" instead of "a run" in deletion confirmation

This is a specific run to delete.

Signed-off-by: Sebastian Schuberth <sebastian@doubleopen.org>

ui/src/routes/organizations/$orgId/products/$productId/repositories/$repoId/-components/repository-runs-table.tsx

@@ -214,7 +214,7 @@ const columns = [
           <DeleteDialog
             description={
               <>
-                Please confirm the deletion of a run with index{' '}
+                Please confirm the deletion of the run with index{' '}
                 <span className='font-bold'>{row.original.index}</span> from
                 repository{' '}
                 <span className='font-bold'>{repository.data.url}</span>.