ci: add package-lock.json to git for docs-website (#11783)

Author: anakin87

.pre-commit-config.yaml

@@ -46,7 +46,6 @@ repos:
     rev: v2.4.1
     hooks:
       - id: codespell
-        exclude: "haystack/data/abbreviations"
         args: ["--toml", "pyproject.toml"]
         additional_dependencies:
           - tomli

docs-website/.gitignore

@@ -9,7 +9,6 @@
 
 node_modules
 .yarn
-package-lock.json
 
 .eslintcache