fix(deps): update dependency com.google.code.gson:gson to v2.9.1 (#168)
fix(deps): update dependency com.google.code.gson:gson to v2.9.1 (#168)

Co-authored-by: Shabir Mohamed Abdul Samadh <73796fb16f01652293c5e9985e404060789c5810@users.noreply.github.com>
GoogleCloudPlatform/point-of-sale,GoogleCloudPlatform/point-of-sale,GoogleCloudPlatform/point-of-sale