Remove vestigial code

So I got excited and missed some stuff, sue me ;)

lua/treewalker/nodes.lua

@@ -1,38 +1,23 @@
 local util = require "treewalker.util"
 local lines= require "treewalker.lines"
 
-local NON_TARGET_NODE_MATCHERS = {
-  -- "chunk", -- lua
+local TARGET_TYPE_BLACKLIST = {
   "^.*comment.*$",
 }
 
-local TARGET_DESCENDANT_TYPES = {
-  "body_statement",  -- lua, rb
-  "block",           -- lua
-  "statement_block", -- lua
-
-  -- "then", -- helps rb, hurts lua
-  "do_block", -- rb
-}
-
 local M = {}
 
 ---@param node TSNode
 ---@return boolean
 function M.is_jump_target(node)
-  for _, matcher in ipairs(NON_TARGET_NODE_MATCHERS) do
-    -- If it's a banned type
+  for _, matcher in ipairs(TARGET_TYPE_BLACKLIST) do
     if node:type():match(matcher) then
       return false
     end
   end
   return true
 end
 
-function M.is_descendant_jump_target(node)
-  return util.contains(TARGET_DESCENDANT_TYPES, node:type())
-end
-
 ---Do the nodes have the same starting point
 ---@param node1 TSNode
 ---@param node2 TSNode