Bump log4j-core from 2.6 to 2.17.1

Bumps log4j-core from 2.6 to 2.17.1.

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

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pom.xml

@@ -136,7 +136,7 @@
 		<dependency>
 			<groupId>org.apache.logging.log4j</groupId>
 			<artifactId>log4j-core</artifactId>
-			<version>2.6</version>
+			<version>2.17.1</version>
 		</dependency>
 	</dependencies>