fix

module/core/proper_path_tools/src/path.rs

@@ -216,6 +216,10 @@ pub( crate ) mod private
   {
     #[ cfg( target_os = "windows" ) ]
     use std::path::PathBuf;
+    #[ cfg( feature = "no_std" ) ]
+    extern crate alloc;
+    #[ cfg( feature = "no_std" ) ]
+    use alloc::string::ToString;
 
     // println!( "a" );
     // let path = path.as_ref().canonicalize()?;
@@ -609,7 +613,7 @@ pub( crate ) mod private
   ///
   /// * `path` - A mutable reference to a string representing the path to be cleaned.
   ///
-  fn path_remove_dots( path : &mut String ) 
+  fn path_remove_dots( path : &mut std::string::String ) 
   {
     let mut cleaned_parts = vec![];
     for part in path.split( '/' )