Fix linter configuration to use local ESLint version instead of npx

Co-authored-by: villelahdenvuo <633524+villelahdenvuo@users.noreply.github.com>

Author: Copilot

package.json

@@ -29,7 +29,7 @@
 		"coverage": "make-coverage-badge --output-path ./badges/coverage.svg",
 		"format:write": "prettier --write **/*.ts",
 		"format:check": "prettier --check **/*.ts",
-		"lint": "npx eslint . -c ./.github/linters/.eslintrc.yml",
+		"lint": "./node_modules/.bin/eslint . -c ./.github/linters/.eslintrc.yml",
 		"package": "ncc build src/index.ts --license licenses.txt",
 		"package:watch": "npm run package -- --watch",
 		"test": "jest",