Don't hardcode table name

Co-authored-by: Copilot <[email protected]>

Author: swissspidy

src/DB_Command.php

@@ -1459,14 +1459,14 @@ public function search( $args, $assoc_args ) {
 				$column_sql    = self::esc_sql_ident( $column );
 				$post_type_sql = self::esc_sql_ident( 'post_type' );
 				if ( $regex ) {
-					if ( $exclude_revisions && 'wp_posts' === $table ) {
+					if ( $exclude_revisions && $wpdb->posts === $table ) {
 						// phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared -- Escaped through esc_sql_ident/esc_like.
 						$results = $wpdb->get_results( "SELECT {$primary_key_sql}{$column_sql} FROM {$table_sql} WHERE {$post_type_sql} NOT IN ( 'revision' )" );
 					} else {
 						// phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared -- Escaped through esc_sql_ident/esc_like.
 						$results = $wpdb->get_results( "SELECT {$primary_key_sql}{$column_sql} FROM {$table_sql}" );
 					}
-				} elseif ( $exclude_revisions && 'wp_posts' === $table ) {
+				} elseif ( $exclude_revisions && $wpdb->posts === $table ) {
 					// phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared -- Escaped through esc_sql_ident/esc_like.
 					$results = $wpdb->get_results( $wpdb->prepare( "SELECT {$primary_key_sql}{$column_sql} FROM {$table_sql} WHERE {$column_sql} LIKE %s AND {$post_type_sql} NOT IN ( 'revision' )", $esc_like_search ) );
 				} else {