docs: update vimdocs

Author: Saghen

doc/blink-cmp.txt

@@ -1,4 +1,4 @@
-*blink-cmp.txt*          For NVIM v0.10.0          Last change: 2025 August 09
+*blink-cmp.txt*          For NVIM v0.10.0          Last change: 2025 August 12
 
 ==============================================================================
 Table of Contents                                *blink-cmp-table-of-contents*
@@ -2027,6 +2027,7 @@ sources
 - blink-cmp-sshconfig <https://github.com/bydlw98/blink-cmp-sshconfig>
 - blink-cmp-words <https://github.com/archie-judd/blink-cmp-words>: Definitions and synonyms
 - blink-cmp-vsnip <https://codeberg.org/FelipeLema/blink-cmp-vsnip>
+- blink-cmp-dat-word <https://github.com/xieyonn/blink-cmp-dat-word>: Word completion
 
 
 WORKING NVIM-CMP SOURCES VIA BLINK.COMPAT