IOW-307 Codacy fixes.

assets/src/scripts/components/dailyValueHydrograph/legend.js

 // functions to facilitate DV legend creation for a d3 plot
 import {createStructuredSelector} from 'reselect';
 
-import {defineLineMarker} from '../../d3-rendering/markers';
 import {getLayout} from './selectors/layout';
 import {getLegendMarkerRows} from './selectors/legend-data';
 

assets/src/scripts/components/dailyValueHydrograph/selectors/legend-data.js

@@ -7,13 +7,13 @@ const tsLineMarkers = function(lineClasses) {
     let result = [];
 
     if (lineClasses.default) {
-        result.push(defineLineMarker(null, `line-segment ts-dv`, 'Provisional'));
+        result.push(defineLineMarker(null, 'line-segment ts-dv', 'Provisional'));
     }
     if (lineClasses.approved) {
-        result.push(defineLineMarker(null, `line-segment approved ts-dv`, 'Approved'));
+        result.push(defineLineMarker(null, 'line-segment approved ts-dv', 'Approved'));
     }
     if (lineClasses.estimated) {
-        result.push(defineLineMarker(null, `line-segment estimated ts-dv`, 'Estimated'));
+        result.push(defineLineMarker(null, 'line-segment estimated ts-dv', 'Estimated'));
     }
     return result;
 };
@@ -69,6 +69,6 @@ export const getUniqueClasses = createSelector(
 export const getLegendMarkerRows = createSelector(
     getUniqueClasses,
     displayItems => {
-        return createLegendMarkers(displayItems)
+        return createLegendMarkers(displayItems);
     }
 );
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