Revert "doc: collapse_all"

This reverts commit d243da3.

Author: alex-courtis

doc/nvim-tree-lua.txt

@@ -337,20 +337,20 @@ See |nvim-tree-highlight| for details.
 
 *:NvimTreeCollapse*
 
-    Collapses the entire tree recursively.
+    Collapses the nvim-tree recursively.
 
     See |nvim-tree-api.tree.collapse_all()|
 
-    Calls: `api.tree.collapse_all(nil, { keep_buffers = false })`
+    Calls: `api.tree.collapse_all(false)`
 
 *:NvimTreeCollapseKeepBuffers*
 
-    Collapses the entire tree recursively, but keep the directories open, which
-    are used in an open buffer.
+    Collapses the nvim-tree recursively, but keep the directories open, which are
+    used in an open buffer.
 
     See |nvim-tree-api.tree.collapse_all()|
 
-    Calls: `api.tree.collapse_all(nil, { keep_buffers = true })`
+    Calls: `api.tree.collapse_all(true)`
 
 *:NvimTreeHiTest*
 
@@ -1829,15 +1829,11 @@ tree.find_file({opts})                        *nvim-tree-api.tree.find_file()*
 tree.search_node()                          *nvim-tree-api.tree.search_node()*
     Open the search dialogue as per the search_node action.
 
-tree.collapse_all({node}, {opts})          *nvim-tree-api.tree.collapse_all()*
-    Collapses the tree recursively.
+tree.collapse_all({keep_buffers})          *nvim-tree-api.tree.collapse_all()*
+    Collapse the tree.
 
     Parameters: ~
-      • {node} (Node|nil) collapse only children of this directory
-      • {opts} (table) optional parameters
-
-    Options: ~
-      • {keep_buffers} (boolean?) do not collapse nodes with open buffers, default false
+      • {keep_buffers} (boolean) do not collapse nodes with open buffers.
 
 tree.expand_all({node})                      *nvim-tree-api.tree.expand_all()*
     Recursively expand all nodes under the tree root or specified folder.