Bump opentelemetry.version from 1.17.0 to 1.18.0

Bumps `opentelemetry.version` from 1.17.0 to 1.18.0.

Updates `opentelemetry-api` from 1.17.0 to 1.18.0
- [Release notes](https://github.com/open-telemetry/opentelemetry-java/releases)
- [Changelog](https://github.com/open-telemetry/opentelemetry-java/blob/main/CHANGELOG.md)
- [Commits](open-telemetry/opentelemetry-java@v1.17.0...v1.18.0)

Updates `opentelemetry-sdk-testing` from 1.17.0 to 1.18.0
- [Release notes](https://github.com/open-telemetry/opentelemetry-java/releases)
- [Changelog](https://github.com/open-telemetry/opentelemetry-java/blob/main/CHANGELOG.md)
- [Commits](open-telemetry/opentelemetry-java@v1.17.0...v1.18.0)

---
updated-dependencies:
- dependency-name: io.opentelemetry:opentelemetry-api
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: io.opentelemetry:opentelemetry-sdk-testing
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pom.xml

@@ -57,7 +57,7 @@
     <slf4j.version>1.7.36</slf4j.version>
     <metrics.version>4.2.12</metrics.version>
     <micrometer.version>1.9.3</micrometer.version>
-    <opentelemetry.version>1.17.0</opentelemetry.version>
+    <opentelemetry.version>1.18.0</opentelemetry.version>
     <jackson.version>2.13.4</jackson.version>
     <logback.version>1.2.11</logback.version>
     <junit.version>4.13.2</junit.version>