deps: update opentelemetry.version to v1.36.0 (#2945)

* deps: update opentelemetry.version to v1.36.0

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

google-cloud-spanner/pom.xml

@@ -16,7 +16,7 @@
   <properties>
     <site.installationModule>google-cloud-spanner</site.installationModule>
     <opencensus.version>0.31.1</opencensus.version>
-    <opentelemetry.version>1.35.0</opentelemetry.version>
+    <opentelemetry.version>1.36.0</opentelemetry.version>
     <spanner.testenv.config.class>com.google.cloud.spanner.GceTestEnvConfig</spanner.testenv.config.class>
     <spanner.testenv.instance>projects/gcloud-devel/instances/spanner-testing-east1</spanner.testenv.instance>
     <spanner.gce.config.project_id>gcloud-devel</spanner.gce.config.project_id>