Fix warning: Using the last argument as keyword parameters is deprecated

[ewallace]

This issue following a Ruby upgrade is explained in two places:

https://piechowski.io/post/last-arg-keyword-deprecated-ruby-2-7/

https://bloggie.io/@kinopyo/how-to-fix-ruby-2-7-warning-using-the-last-argument-as-keyword-parameters-is-deprecated

[ewallace]

@FlicAnderson do you know how to fix this?