Bump slf4j.version from 1.7.30 to 1.7.31

Bumps `slf4j.version` from 1.7.30 to 1.7.31.

Updates `log4j-over-slf4j` from 1.7.30 to 1.7.31
- [Release notes](https://github.com/qos-ch/slf4j/releases)
- [Commits](https://github.com/qos-ch/slf4j/compare/v_1.7.30...v_1.7.31)

Updates `slf4j-api` from 1.7.30 to 1.7.31
- [Release notes](https://github.com/qos-ch/slf4j/releases)
- [Commits](https://github.com/qos-ch/slf4j/compare/v_1.7.30...v_1.7.31)

Updates `jcl-over-slf4j` from 1.7.30 to 1.7.31
- [Release notes](https://github.com/qos-ch/slf4j/releases)
- [Commits](https://github.com/qos-ch/slf4j/compare/v_1.7.30...v_1.7.31)

---
updated-dependencies:
- dependency-name: org.slf4j:log4j-over-slf4j
  dependency-type: direct:development
  update-type: version-update:semver-patch
- dependency-name: org.slf4j:slf4j-api
  dependency-type: direct:development
  update-type: version-update:semver-patch
- dependency-name: org.slf4j:jcl-over-slf4j
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/pom.xml b/pom.xml
index f642cc9..57b528a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -57,7 +57,7 @@
 		<mp.metrics.version>1.1.1</mp.metrics.version>
 		<osgi.test.version>1.0.0</osgi.test.version>
 		<owb.version>2.0.23</owb.version>
-		<slf4j.version>1.7.30</slf4j.version>
+		<slf4j.version>1.7.31</slf4j.version>
 		<surefire.version>2.12</surefire.version>
 		<weld.version>3.1.7.SP1</weld.version>
 	</properties>