build(deps): bump log4j from 2.24.2 to 2.24.3

Bumps `log4j` from 2.24.2 to 2.24.3.

Updates `org.apache.logging.log4j:log4j-api` from 2.24.2 to 2.24.3

Updates `org.apache.logging.log4j:log4j-core` from 2.24.2 to 2.24.3

Updates `org.apache.logging.log4j:log4j-slf4j2-impl` from 2.24.2 to 2.24.3

Updates `org.apache.logging.log4j:log4j-1.2-api` from 2.24.2 to 2.24.3

---
updated-dependencies:
- dependency-name: org.apache.logging.log4j:log4j-api
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.apache.logging.log4j:log4j-core
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.apache.logging.log4j:log4j-slf4j2-impl
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.apache.logging.log4j:log4j-1.2-api
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -1,6 +1,6 @@
 [versions]
 grpc = "1.68.1"
-log4j = "2.24.2"
+log4j = "2.24.3"
 mockito = "5.14.2"
 slf4j = "2.0.16"
 guava = "33.3.1-jre"