Remove legacy referene to file scripts (#49339)

This commit removes outdated documentation about a path setting for file
scripts which no longer exist.

closes #45827

docs/reference/setup/install/targz.asciidoc

@@ -169,11 +169,6 @@ directory so that you do not delete important data later on.
  d| Not configured
   | path.repo
 
-| script
-  | Location of script files.
-  | $ES_HOME/scripts
-  | path.scripts
-
 |=======================================================================