Bump log4j-core from 2.16.0 to 2.17.1

Bumps log4j-core from 2.16.0 to 2.17.1.

---
updated-dependencies:
- dependency-name: org.apache.logging.log4j:log4j-core
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/pom.xml b/pom.xml
index 42b12ae..be3e47d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -38,7 +38,7 @@
         <geode.cq.version>1.12.6</geode.cq.version>
         <geode.dunit.version>1.12.6</geode.dunit.version>
         <kafka.connect-api.version>2.3.1</kafka.connect-api.version>
-        <log4j.version>2.16.0</log4j.version>
+        <log4j.version>2.17.1</log4j.version>
         <kafka_2.12.version>2.3.1</kafka_2.12.version>
         <curator-framework.version>4.2.0</curator-framework.version>
         <kafka-streams-test-utils.version>1.1.0</kafka-streams-test-utils.version>