lint fixes

Author: tdonohue

src/app/shared/object-list/search-result-list-element/search-result-list-element.component.ts

@@ -52,14 +52,14 @@ export class SearchResultListElementComponent<T extends SearchResult<K>, K exten
    * @returns {string[]} the matching string values or an empty array.
    */
   allMetadataValues(keyOrKeys: string | string[]): string[] {
-    let dsoMetadata: string[] = Metadata.allValues([this.dso.metadata], keyOrKeys);
-    let highlights: string[] = Metadata.allValues([this.object.hitHighlights], keyOrKeys);
-    let removedHighlights: string[] = highlights.map(str => str.replace(/<\/?em>/g, ''));
+    const dsoMetadata: string[] = Metadata.allValues([this.dso.metadata], keyOrKeys);
+    const highlights: string[] = Metadata.allValues([this.object.hitHighlights], keyOrKeys);
+    const removedHighlights: string[] = highlights.map(str => str.replace(/<\/?em>/g, ''));
     for (let i = 0; i < removedHighlights.length; i++) {
-        let index = dsoMetadata.indexOf(removedHighlights[i]);
-        if (index !== -1) {
-          dsoMetadata[index] = highlights[i];
-        }
+      const index = dsoMetadata.indexOf(removedHighlights[i]);
+      if (index !== -1) {
+        dsoMetadata[index] = highlights[i];
+      }
     }
     return dsoMetadata;
   }