fix(ci): run tests on nightly too

.github/workflows/ci.yml

@@ -45,7 +45,7 @@ jobs:
             curl -Lo build/neovim/nightly/nvim https://github.com/neovim/neovim/releases/download/nightly/nvim.appimage
             chmod +x build/neovim/nightly/nvim
           }
-          build/neovim/v0.5.0/nvim --headless -u lua/tests/minimal_init.lua -c "PlenaryBustedDirectory lua/tests/ { minimal_init = './lua/tests/minimal_init.lua' }"
+          build/neovim/nightly/nvim --headless -u lua/tests/minimal_init.lua -c "PlenaryBustedDirectory lua/tests/ { minimal_init = './lua/tests/minimal_init.lua' }"
       - name: Lint
         run: |
           sudo apt-get update

.luacheckrc

@@ -1,5 +1,4 @@
 globals = {
    "vim",
-   "vimp",
    "assert"
 }