fix: use specific Neovim version instead of 'stable'

GitHub releases don't have a 'stable' tag. Use v0.10.0 which is the
current stable release.

Author: sQVe

.github/workflows/release.yml

@@ -20,10 +20,9 @@ jobs:
         shell: bash
         run: |
           mkdir -p ~/nvim
-          wget https://github.com/neovim/neovim/releases/download/stable/nvim-linux64.tar.gz -O nvim-linux64.tar.gz
+          wget https://github.com/neovim/neovim/releases/download/v0.10.0/nvim-linux64.tar.gz -O nvim-linux64.tar.gz
           tar -C ~/nvim -xzf nvim-linux64.tar.gz --strip-components=1
           echo "$HOME/nvim/bin" >> $GITHUB_PATH
-          ls -la ~/nvim/bin/
 
       - name: Neovim version
         run: nvim --version