Bump org.yaml:snakeyaml from 2.2 to 2.3

Bumps [org.yaml:snakeyaml](https://bitbucket.org/snakeyaml/snakeyaml) from 2.2 to 2.3.
- [Commits](https://bitbucket.org/snakeyaml/snakeyaml/branches/compare/snakeyaml-2.3..snakeyaml-2.2)

---
updated-dependencies:
- dependency-name: org.yaml:snakeyaml
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

build.gradle

@@ -81,7 +81,7 @@ dependencies {
     implementation 'com.amazonaws:aws-java-sdk-s3:1.12.364'
     implementation 'com.smartystreets.api:smartystreets-java-sdk:3.17.5'
     implementation 'com.github.librepdf:openpdf:2.0.3'
-    implementation 'org.yaml:snakeyaml:2.2'
+    implementation 'org.yaml:snakeyaml:2.3'
     implementation 'com.mailgun:mailgun-java:1.1.3'
     implementation 'com.google.crypto.tink:tink:1.14.1'
     implementation 'org.springframework.session:spring-session-jdbc'