ORC-881: Bump slf4j.version from 1.7.30 to 1.7.32 (#786)

Bumps `slf4j.version` from 1.7.30 to 1.7.32.

Updates `slf4j-api` from 1.7.30 to 1.7.32
- [Release notes](https://github.com/qos-ch/slf4j/releases)
- [Commits](https://github.com/qos-ch/slf4j/commits)

Updates `slf4j-simple` from 1.7.30 to 1.7.32
- [Release notes](https://github.com/qos-ch/slf4j/releases)
- [Commits](https://github.com/qos-ch/slf4j/commits)

Updates `slf4j-log4j12` from 1.7.30 to 1.7.32
- [Release notes](https://github.com/qos-ch/slf4j/releases)
- [Commits](https://github.com/qos-ch/slf4j/commits)

java/pom.xml

@@ -77,7 +77,7 @@
     <maven.version>3.6.3</maven.version>
     <maven-assembly-plugin.version>3.3.0</maven-assembly-plugin.version>
     <maven-shade-plugin.version>3.2.4</maven-shade-plugin.version>
-    <slf4j.version>1.7.30</slf4j.version>
+    <slf4j.version>1.7.32</slf4j.version>
     <protoc.artifact>com.google.protobuf:protoc:2.5.0</protoc.artifact>
     <surefire.version>3.0.0-M5</surefire.version>
   </properties>