Update instrument-java-application.rst

Use http/protobuf instead of grpc when sending traces directly to o11y cloud.  Also, disable log export when sending directly to o11y cloud to avoid errors.

Author: dmitchsplunk

gdi/get-data-in/application/java/instrumentation/instrument-java-application.rst

@@ -258,14 +258,16 @@ If you need to send data directly to Splunk Observability Cloud, set the followi
    .. code-tab:: bash Linux
 
       export SPLUNK_ACCESS_TOKEN=<access_token>
-      export SPLUNK_REALM=<realm>
-      export OTEL_EXPORTER_OTLP_TRACES_PROTOCOL=grpc
+      export OTEL_EXPORTER_OTLP_TRACES_PROTOCOL=http/protobuf
+      export OTEL_EXPORTER_OTLP_TRACES_ENDPOINT=https://ingest.<realm>.signalfx.com/v2/trace/otlp
+      export OTEL_LOGS_EXPORTER=none
 
    .. code-tab:: shell Windows PowerShell
 
       $env:SPLUNK_ACCESS_TOKEN=<access_token>
-      $env:SPLUNK_REALM=<realm>
-      $env:OTEL_EXPORTER_OTLP_TRACES_PROTOCOL=grpc
+      $env:OTEL_EXPORTER_OTLP_TRACES_PROTOCOL=http/protobuf
+      $env:OTEL_EXPORTER_OTLP_TRACES_ENDPOINT=https://ingest.<realm>.signalfx.com/v2/trace/otlp
+      $env:OTEL_LOGS_EXPORTER=none
 
 To obtain an access token, see :ref:`admin-api-access-tokens`.