[components] fix format issue

components/finsh/msh.c

 /*
- * Copyright (c) 2006-2021, RT-Thread Development Team
+ * Copyright (c) 2006-2022, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
@@ -342,7 +342,7 @@ static char *_msh_exec_search_path(const char *path, const char *pg_name)
         *path_buffer = '\0';
     }
     strcat(path_buffer, pg_name);
-    
+
     if (_msh_lwp_cmd_exists(path_buffer))
     {
         return path_buffer;
@@ -447,7 +447,7 @@ int _msh_exec_lwp(int debug, char *cmd, rt_size_t length)
         goto found_program;
     }
 
-    /* only check these paths when the first argument doesn't contain path 
+    /* only check these paths when the first argument doesn't contain path
        seperator */
     if (strstr(argv[0], "/"))
     {