fix ci runner

.gitea/workflows/tests.yml

@@ -14,6 +14,9 @@ jobs:
         run: |
           sudo apt-get update
           sudo apt-get install -y snapd
+          sudo systemctl enable --now snapd.socket
+          sudo systemctl start snapd
+          sudo snap wait system seed.loaded
           sudo snap install nvim --classic
 
       - name: Install plenary.nvim