feat(cli): Added CLI support for listing Sonarr indexers

src/cli/sonarr/list_command_handler_tests.rs

@@ -24,7 +24,8 @@ mod tests {
 
     #[rstest]
     fn test_list_commands_have_no_arg_requirements(
-      #[values("blocklist", "series", "downloads", "quality-profiles")] subcommand: &str,
+      #[values("blocklist", "series", "downloads", "quality-profiles", "indexers")]
+      subcommand: &str,
     ) {
       let result = Cli::command().try_get_matches_from(["managarr", "sonarr", "list", subcommand]);
 
@@ -103,6 +104,7 @@ mod tests {
     #[rstest]
     #[case(SonarrListCommand::Blocklist, SonarrEvent::GetBlocklist)]
     #[case(SonarrListCommand::Downloads, SonarrEvent::GetDownloads)]
+    #[case(SonarrListCommand::Indexers, SonarrEvent::GetIndexers)]
     #[case(SonarrListCommand::QualityProfiles, SonarrEvent::GetQualityProfiles)]
     #[case(SonarrListCommand::Series, SonarrEvent::ListSeries)]
     #[tokio::test]