Add Album Label Support from Metadata

frontend/src/Episode/EpisodeDetailsModalContent.js

@@ -175,7 +175,7 @@ EpisodeDetailsModalContent.propTypes = {
   nameSlug: PropTypes.string.isRequired,
   artistMonitored: PropTypes.bool.isRequired,
   releaseDate: PropTypes.string.isRequired,
-  albumLabel: PropTypes.string.isRequired,
+  albumLabel: PropTypes.arrayOf(PropTypes.string).isRequired,
   episodeTitle: PropTypes.string.isRequired,
   monitored: PropTypes.bool.isRequired,
   isSaving: PropTypes.bool,

frontend/src/Episode/Summary/EpisodeAiring.js

@@ -75,7 +75,7 @@ function EpisodeAiring(props) {
 
 EpisodeAiring.propTypes = {
   releaseDate: PropTypes.string.isRequired,
-  albumLabel: PropTypes.string.isRequired,
+  albumLabel: PropTypes.arrayOf(PropTypes.string).isRequired,
   shortDateFormat: PropTypes.string.isRequired,
   showRelativeDates: PropTypes.bool.isRequired,
   timeFormat: PropTypes.string.isRequired

frontend/src/Episode/Summary/EpisodeSummary.js

@@ -153,7 +153,7 @@ class EpisodeSummary extends Component {
 EpisodeSummary.propTypes = {
   qualityProfileId: PropTypes.number.isRequired,
   overview: PropTypes.string,
-  albumLabel: PropTypes.string,
+  albumLabel: PropTypes.arrayOf(PropTypes.string),
   releaseDate: PropTypes.string.isRequired,
   path: PropTypes.string,
   size: PropTypes.number,