Rename file to lower to unblock failing test

Author: ericsciple

Tasks/DownloadBuildArtifact/ArtifactProvider.ts renamed to Tasks/DownloadBuildArtifact/artifactprovider.ts

@@ -7,8 +7,8 @@ import {FileContainerItem, ContainerItemType} from 'vso-node-api/interfaces/File
 import {IFileContainerApi} from 'vso-node-api/FileContainerApi';
 import {WebApi, getHandlerFromToken} from 'vso-node-api/WebApi';
 
-import {DownloadItem, download} from './Downloader';
-import {ArtifactProvider} from './ArtifactProvider';
+import {DownloadItem, download} from './downloader';
+import {ArtifactProvider} from './artifactprovider';
 
 export class FileContainerProvider implements ArtifactProvider {
     public supportsArtifactType(artifactType: string): boolean {

Tasks/DownloadBuildArtifact/Downloader.ts renamed to Tasks/DownloadBuildArtifact/downloader.ts

@@ -2,7 +2,7 @@ import * as tl from 'vsts-task-lib/task';
 
 import {BuildArtifact} from 'vso-node-api/interfaces/BuildInterfaces';
 
-import {ArtifactProvider} from './ArtifactProvider';
+import {ArtifactProvider} from './artifactprovider';
 
 export class FilePathProvider implements ArtifactProvider {
     public supportsArtifactType(artifactType: string): boolean {

Tasks/DownloadBuildArtifact/FileContainer.ts renamed to Tasks/DownloadBuildArtifact/filecontainer.ts

@@ -4,9 +4,9 @@ import {BuildArtifact, ArtifactResource} from 'vso-node-api/interfaces/BuildInte
 import {WebApi, getHandlerFromToken} from 'vso-node-api/WebApi';
 import * as tl from 'vsts-task-lib/task';
 
-import {ArtifactProvider} from './ArtifactProvider';
-import {FileContainerProvider} from './FileContainer';
-import {FilePathProvider} from './FilePath';
+import {ArtifactProvider} from './artifactprovider';
+import {FileContainerProvider} from './filecontainer';
+import {FilePathProvider} from './filepath';
 
 async function main(): Promise<void> {
 	try {