Bump log4j-api from 2.13.2 to 2.15.0 in /java (#2133)

dependabot[bot] · web-flow · commit 36234f196fd6 · 2021-12-09T17:56:11.000-08:00
Bumps log4j-api from 2.13.2 to 2.15.0.

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

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Co-authored-by: dependabot[bot] &lt;49699333+dependabot[bot]@users.noreply.github.com&gt;
diff --git a/java/pom.xml b/java/pom.xml
@@ -59,7 +59,7 @@
         <!-- OpenCensus is used in grpc and Google's HTTP client libs in Cloud SDKs -->
         <opencensus.version>0.26.0</opencensus.version>
         <!-- Force log4j2 to 2.11+ to support objectMessageAsJsonObject -->
-        <log4jVersion>2.13.2</log4jVersion>
+        <log4jVersion>2.15.0</log4jVersion>
         <joda.time.version>2.9.9</joda.time.version>
         <jakarta.validation.api.version>2.0.2</jakarta.validation.api.version>
         <spring.security.oauth2.version>2.5.0.RELEASE</spring.security.oauth2.version>
