multi: formatting and comment fixes

lnwallet/chainfee/estimator.go

@@ -85,7 +85,6 @@ type StaticEstimator struct {
 
 // NewStaticEstimator returns a new static fee estimator instance.
 func NewStaticEstimator(feePerKW, relayFee SatPerKWeight) *StaticEstimator {
-
 	return &StaticEstimator{
 		feePerKW: feePerKW,
 		relayFee: relayFee,

lnwallet/chainfee/estimator_test.go

@@ -321,5 +321,4 @@ func TestGetCachedFee(t *testing.T) {
 			require.ErrorIs(t, err, tc.expectErr)
 		})
 	}
-
 }