[skip ci] Update generated docs (#113)

Co-authored-by: Docs Workflow <[email protected]>

Author: github-actions[bot]

Diff for: lib/neovim/buffer.rb

@@ -4,7 +4,7 @@
 module Neovim
   # Class representing an +nvim+ buffer.
   #
-  # The methods documented here were generated using NVIM v0.10.3
+  # The methods documented here were generated using NVIM v0.10.4
   class Buffer < RemoteObject
     attr_reader :lines
 

Diff for: lib/neovim/client.rb

@@ -9,7 +9,7 @@ module Neovim
   # +RemoteObject+ subclasses (i.e. +Buffer+, +Window+, or +Tabpage+),
   # which similarly have dynamically generated interfaces.
   #
-  # The methods documented here were generated using NVIM v0.10.3
+  # The methods documented here were generated using NVIM v0.10.4
   #
   # @see Buffer
   # @see Window

Diff for: lib/neovim/tabpage.rb

@@ -3,7 +3,7 @@
 module Neovim
   # Class representing an +nvim+ tabpage.
   #
-  # The methods documented here were generated using NVIM v0.10.3
+  # The methods documented here were generated using NVIM v0.10.4
   class Tabpage < RemoteObject
 # The following methods are dynamically generated.
 =begin

Diff for: lib/neovim/window.rb

@@ -3,7 +3,7 @@
 module Neovim
   # Class representing an +nvim+ window.
   #
-  # The methods documented here were generated using NVIM v0.10.3
+  # The methods documented here were generated using NVIM v0.10.4
   class Window < RemoteObject
     # Get the buffer displayed in the window
     #