CB2-11778: update mysql2 (#92)

* feat(cb2-11778): update evl query following database change

* feat(cb2-11778): fix nesting issue

Author: LGin-BJSS

src/app/databaseService.ts

@@ -221,7 +221,7 @@ function getEvlFeedByVrmDetails(queryResult: QueryOutput): EvlFeedData {
 }
 
 function getFeedDetails(queryResult: QueryOutput, feedName: FeedName): EvlFeedData[] | TflFeedData[] {
-  const feedQueryResults: EvlFeedData[] | TflFeedData[] = feedName === FeedName.EVL ? (queryResult[0][1] as EvlFeedData[]) : (queryResult[0] as TflFeedData[]);
+  const feedQueryResults: EvlFeedData[] | TflFeedData[] = feedName === FeedName.EVL ? (queryResult[0] as EvlFeedData[]) : (queryResult[0] as TflFeedData[]);
   if (feedQueryResults === undefined || feedQueryResults.length === 0) {
     throw new NotFoundError('No tests found');
   }

src/infrastructure/databaseService.ts

@@ -41,7 +41,6 @@ export default class DatabaseService implements DatabaseServiceInterface {
         port: dbConnectionDetails.port,
         database: process.env.SCHEMA_NAME,
         multipleStatements: true,
-        charset: 'utf8mb4',
       });
     }