Merge branch 'feature/export_fish_exit_code_success' into 'master'

Tools: export.fish exit with success exit code

Closes IDFGH-9460

See merge request espressif/esp-idf!22568

export.fish

@@ -107,5 +107,4 @@ else
     eval (env _IDF.PY_COMPLETE=fish_source idf.py)
 end
 
-
-set -e __main
+functions -e __main