Fix pip-install syntax

Author: yous

.github/workflows/ci.yml

@@ -9,7 +9,7 @@ jobs:
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405 # v6.2.0
         with:
           python-version: "3.14"
-          pip-install: "setuptools<81" vim-vint
+          pip-install: "setuptools<81 vim-vint"
       - name: Lint with shellcheck
         uses: ludeeus/action-shellcheck@00cae500b08a931fb5698e11e79bfbd38e612a38 # v2.0.0
         with: