Enable lsp-python-ms-extra-paths in .dir.locals.

Close #56.

Author: seagle0128

lsp-python-ms.el

@@ -73,6 +73,7 @@ be prepended to the search path, and so will shadow duplicate
 names in search paths returned by the interpreter."
   :type '(repeat directory)
   :group 'lsp-python-ms)
+(make-variable-buffer-local 'lsp-python-ms-extra-paths)
 
 (defcustom lsp-python-ms-python-executable-cmd "python"
   "Command to specify the Python command for the Microsoft Python Language Server.