fix test

Signed-off-by: Tim Vaillancourt <[email protected]>

go/vt/vtorc/inst/cell_dao_test.go

@@ -31,7 +31,7 @@ func TestSaveAndReadCells(t *testing.T) {
 	}()
 	cells := []string{"zone1", "zone2", "zone3"}
 	for _, cell := range cells {
-		SaveCell(cell)
+		require.NoError(t, SaveCell(cell))
 	}
 	cellsRead, err := ReadCells()
 	require.NoError(t, err)