docs: update fzf-lua demo (#368)

Author: mikesmithgh

README.md

@@ -877,7 +877,7 @@ require('kitty-scrollback').setup({
 
 #### Demo
 
-https://github.com/user-attachments/assets/e48979df-9e76-48ff-b733-adbe1ad84a89
+https://github.com/user-attachments/assets/aa747e5b-e449-4e38-98ec-2b6144e8ae0b
 
 ### Command-line editing
 

doc/kitty-scrollback.nvim.txt

@@ -1,5 +1,5 @@
 *kitty-scrollback.nvim.txt*                              kitty-scrollback.nvim
-                                   For NVIM v0.10+    Last change: 2026 May 13
+                                   For NVIM v0.10+    Last change: 2026 May 14
 
 ==============================================================================
 Table of Contents                    *kitty-scrollback.nvim-table-of-contents*
@@ -942,7 +942,7 @@ EXAMPLE CONFIGURATION
 DEMO
 
 
-https://github.com/user-attachments/assets/e48979df-9e76-48ff-b733-adbe1ad84a89
+https://github.com/user-attachments/assets/aa747e5b-e449-4e38-98ec-2b6144e8ae0b
 
 
 COMMAND-LINE EDITING ~