Update opentelemetry-java version to v1.43.0 (#5388)

Author: opentelemetrybot

content/en/docs/languages/java/_index.md

@@ -7,7 +7,7 @@ aliases: [/java, /java/metrics, /java/tracing]
 cascade:
   vers:
     instrumentation: 2.8.0
-    otel: 1.42.1
+    otel: 1.43.0
     contrib: 1.38.0
     semconv: 1.27.0
 weight: 18