ci: add v0.11 to CI

Author: mhanberg

.github/workflows/ci.yml

@@ -29,7 +29,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-14]
-        nvim-version: [v0.8.3, v0.9.5, v0.10.3]
+        nvim-version: [v0.8.3, v0.9.5, v0.10.3, v0.11.2]
 
     steps:
       - uses: actions/checkout@v4