Update lua action version (#2892)

Fixes CI crashes.

https://github.com/cursorless-dev/cursorless/actions/runs/14496029736/job/40663909273?pr=2890

Author: AndreasArvidsson

.github/actions/test-neovim-lua/action.yml

@@ -3,7 +3,7 @@ description: "Set up Neovim Lua environment and run Busted tests"
 runs:
   using: "composite"
   steps:
-    - uses: leafo/gh-actions-lua@v10
+    - uses: leafo/gh-actions-lua@v11
       with:
         luaVersion: "luajit-openresty"
     - uses: leafo/gh-actions-luarocks@v5

.github/workflows/pre-commit.yml

@@ -40,7 +40,7 @@ jobs:
         run: pnpm --color install
 
       - name: Install lua
-        uses: leafo/gh-actions-lua@v9
+        uses: leafo/gh-actions-lua@v11
 
       - name: Install luarocks
         uses: leafo/gh-actions-luarocks@v5