STYLE : modification of the README.md in doc_cookbook

doc_cookbook/README.md

@@ -45,11 +45,11 @@ conda activate <name_env_sphinx>
 - We run the shell script `script_doc_sphinx.sh` which will generate the source files for the python script then use all the source files inside the temporary repertory `rst_tmp` to generate the new wiki at the output path requested.
 
 ```shell
-./script_doc_sphinx.sh <path_wiki_output> <mode>
+./script_doc_sphinx.sh <path_wiki_output> <type_output>
 ```
 
 <path_wiki_output> : Path of the repertory where the new wiki will be generated
-<mode>             : Type of the files generated for the wiki (md or html)
+<type_output>      : Type of the files generated for the wiki (md or html)
 
 Example: