deps: update dependency com.google.cloud:google-cloud-recommender-bom to v1.2.1 (#823)
deps: update dependency com.google.cloud:google-cloud-recommender-bom to v1.2.1 (#823)

Co-authored-by: Stephanie Wang <5690e3cd861e3389cda7007f4a73b8d52a6db218@users.noreply.github.com>
Co-authored-by: Jeff Ching <21aaffda9718a203d3f6dfde95bf7c5668b929a6@google.com>
googleapis/java-cloud-bom,googleapis/java-cloud-bom,googleapis/java-cloud-bom,googleapis/java-cloud-bom