Revert "documentation of `org-babel-tangle-named-block-combination'"

This reverts commit c4737ae48b84308e1ac201531aca392a81529974.

doc/org.texi

@@ -11546,23 +11546,6 @@ Tangle the current file.  Bound to @kbd{C-c C-v t}.
 Choose a file to tangle.   Bound to @kbd{C-c C-v f}.
 @end table
 
-@subsubheading Variables
-@table @code
-@item org-babel-tangle-named-block-combination
-This variable controls the tangling of multiple code blocks with the same
-name.
-@table @code
-@item nil
-The default behavior.  Blocks with the same name are tangled as normal.
-@item append
-The bodies of all blocks of the same name are appended during tangling.
-@item first
-Only the body of the first block of any given name is kept during tangling.
-@item last
-Only the body of the last block of any given name is kept during tangling.
-@end table
-@end table
-
 @subsubheading Hooks
 @table @code
 @item org-babel-post-tangle-hook