[CDX-172] Add preFilterExpression to AutocompleteRequest#160

stanlp1 merged 3 commits intomasterConstructor-io/constructorio-java:masterfrom

cdx-172-java-sdk-add-prefilterexpression-to-autocompleterequestConstructor-io/constructorio-java:cdx-172-java-sdk-add-prefilterexpression-to-autocompleterequestCopy head branch name to clipboard