[BUGFIX] fixed typo and added CLA links (#3347)
[BUGFIX] fixed typo and added CLA links (#3347)

* fixed typo and added CLA links

* Update docs/contributing/contributing.md

Co-authored-by: talagluck <6eb24f54eaf746d3a75dcf63a64261574d2f3aa0@superconductive.com>

Co-authored-by: talagluck <6eb24f54eaf746d3a75dcf63a64261574d2f3aa0@superconductive.com>
great-expectations/great_expectations,great-expectations/great_expectations,great-expectations/great_expectations,great-expectations/great_expectations