chore(deps): update dependency neovim/neovim to v0.12.1 (#1201)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

aquaproj-aqua/aqua.yaml

@@ -34,7 +34,7 @@ packages:
   - name: jqlang/jq@jq-1.8.1
   - name: junegunn/fzf@v0.71.0
   - name: mattn/efm-langserver@v0.0.56
-  - name: neovim/neovim@v0.12.0
+  - name: neovim/neovim@v0.12.1
   - name: nodejs/node@v25.9.0
   - name: rhysd/actionlint@v1.7.12
   - name: rhysd/vim-startuptime@v1.3.2