fix(deps): update dependency org.apache.logging.log4j:log4j-bom to v2.26.0 (#18626)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

smoke-tests/images/grpc/build.gradle.kts

@@ -12,7 +12,7 @@ dependencies {
   implementation(platform("io.grpc:grpc-bom:1.81.0"))
   implementation(platform("io.opentelemetry:opentelemetry-bom:1.0.0"))
   implementation(platform("io.opentelemetry:opentelemetry-bom-alpha:1.0.0-alpha"))
-  implementation(platform("org.apache.logging.log4j:log4j-bom:2.25.4"))
+  implementation(platform("org.apache.logging.log4j:log4j-bom:2.26.0"))
 
   implementation("io.grpc:grpc-netty-shaded")
   implementation("io.grpc:grpc-protobuf")