Bump com.smartystreets.api:smartystreets-java-sdk from 3.17.5 to 3.18…

….1 (#595)

Bumps [com.smartystreets.api:smartystreets-java-sdk](https://github.com/smartystreets/smartystreets-java-sdk) from 3.17.5 to 3.18.1.
- [Release notes](https://github.com/smartystreets/smartystreets-java-sdk/releases)
- [Changelog](https://github.com/smartystreets/smartystreets-java-sdk/blob/master/CHANGELOG.md)
- [Commits](smartystreets/smartystreets-java-sdk@3.17.5...3.18.1)

---
updated-dependencies:
- dependency-name: com.smartystreets.api:smartystreets-java-sdk
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Alex Gonzalez <[email protected]>

build.gradle

@@ -79,7 +79,7 @@ dependencies {
     implementation 'org.flywaydb:flyway-core:[9.+,10.+['
     implementation 'org.webjars.npm:dropzone:5.9.3'
     implementation 'com.amazonaws:aws-java-sdk-s3:1.12.364'
-    implementation 'com.smartystreets.api:smartystreets-java-sdk:3.17.5'
+    implementation 'com.smartystreets.api:smartystreets-java-sdk:3.18.1'
     implementation 'com.github.librepdf:openpdf:2.0.3'
     implementation 'org.yaml:snakeyaml:2.3'
     implementation 'com.mailgun:mailgun-java:1.1.3'