Pin dependency dotenv-cli to 6.0.0 (#27)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -74,7 +74,7 @@
     "@vitejs/plugin-vue": "3.1.0",
     "@vitest/coverage-c8": "0.23.4",
     "@vue/compiler-sfc": "3.2.40",
-    "dotenv-cli": "^6.0.0",
+    "dotenv-cli": "6.0.0",
     "eslint": "8.24.0",
     "execa": "6.1.0",
     "husky": "8.0.1",