Merge branch '412431-add-json-parser-tool-to-be-used-by-zero-shot-agent' into 'master'

Add json parser tool to be used by zero shot agent

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/121866



Merged-by: George Koltsov <gkoltsov@gitlab.com>
Approved-by: George Koltsov <gkoltsov@gitlab.com>
Reviewed-by: George Koltsov <gkoltsov@gitlab.com>
Reviewed-by: Gosia Ksionek <mksionek@gitlab.com>
Reviewed-by: Alexandru Croitor <acroitor@gitlab.com>
Co-authored-by: Alexandru Croitor <acroitor@gitlab.com>
Co-authored-by: Małgorzata Ksionek <mksionek@gitlab.com>