Remove unnecessary condition and inline comments

Co-authored-by: swissspidy <841956+swissspidy@users.noreply.github.com>

Author: Copilot

src/Plugin_Command.php

@@ -240,20 +240,11 @@ protected function get_all_items() {
 		$items = $this->get_item_list();
 
 		// Get all mu-plugins including those in subfolders.
-		// get_mu_plugins() only returns PHP files directly in the mu-plugins directory.
-		// To also get plugins in subfolders, we use get_plugins() with a relative path.
-		$mu_plugins = get_mu_plugins();
-		if ( defined( 'WPMU_PLUGIN_DIR' ) ) {
-			// Get plugins from mu-plugins subfolders using the relative path approach.
-			// This is the standard WordPress method to access plugins in the mu-plugins directory.
-			$mu_plugins_subfolder = get_plugins( '/../' . basename( WPMU_PLUGIN_DIR ) );
-			// Merge subfolder plugins with root-level mu-plugins.
-			// No duplicates possible: get_mu_plugins() returns 'plugin.php' (root only)
-			// while get_plugins() returns 'subfolder/plugin.php' (different keys).
-			foreach ( $mu_plugins_subfolder as $file => $plugin_data ) {
-				if ( ! isset( $mu_plugins[ $file ] ) ) {
-					$mu_plugins[ $file ] = $plugin_data;
-				}
+		$mu_plugins           = get_mu_plugins();
+		$mu_plugins_subfolder = get_plugins( '/../' . basename( WPMU_PLUGIN_DIR ) );
+		foreach ( $mu_plugins_subfolder as $file => $plugin_data ) {
+			if ( ! isset( $mu_plugins[ $file ] ) ) {
+				$mu_plugins[ $file ] = $plugin_data;
 			}
 		}