build(deps): bump github.com/elastic/go-elasticsearch/v8 (#14666)

Bumps the dependencies group in /systemtest with 1 update: [github.com/elastic/go-elasticsearch/v8](https://github.com/elastic/go-elasticsearch).


Updates `github.com/elastic/go-elasticsearch/v8` from 8.15.0 to 8.16.0
- [Release notes](https://github.com/elastic/go-elasticsearch/releases)
- [Changelog](https://github.com/elastic/go-elasticsearch/blob/main/CHANGELOG.md)
- [Commits](elastic/go-elasticsearch@v8.15.0...v8.16.0)

---
updated-dependencies:
- dependency-name: github.com/elastic/go-elasticsearch/v8
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dependencies
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: kruskall <[email protected]>

systemtest/go.mod

@@ -7,7 +7,7 @@ require (
 	github.com/docker/go-connections v0.5.0
 	github.com/elastic/apm-perf v0.0.0-20230608162138-29920c01cfd6
 	github.com/elastic/apm-tools v0.0.0-20240607105915-a4f490dc6959
-	github.com/elastic/go-elasticsearch/v8 v8.15.0
+	github.com/elastic/go-elasticsearch/v8 v8.16.0
 	github.com/elastic/go-lumber v0.1.1
 	github.com/elastic/go-sysinfo v1.15.0
 	github.com/google/pprof v0.0.0-20210720184732-4bb14d4b1be1

systemtest/go.sum

@@ -39,8 +39,8 @@ github.com/elastic/apm-tools v0.0.0-20240607105915-a4f490dc6959 h1:N76IIqinReb57
 github.com/elastic/apm-tools v0.0.0-20240607105915-a4f490dc6959/go.mod h1:kHvCTEbLhFbP0g2k4R8BMLIANRWzqHA7e84AQ84TQLc=
 github.com/elastic/elastic-transport-go/v8 v8.6.0 h1:Y2S/FBjx1LlCv5m6pWAF2kDJAHoSjSRSJCApolgfthA=
 github.com/elastic/elastic-transport-go/v8 v8.6.0/go.mod h1:YLHer5cj0csTzNFXoNQ8qhtGY1GTvSqPnKWKaqQE3Hk=
-github.com/elastic/go-elasticsearch/v8 v8.15.0 h1:IZyJhe7t7WI3NEFdcHnf6IJXqpRf+8S8QWLtZYYyBYk=
-github.com/elastic/go-elasticsearch/v8 v8.15.0/go.mod h1:HCON3zj4btpqs2N1jjsAy4a/fiAul+YBP00mBH4xik8=
+github.com/elastic/go-elasticsearch/v8 v8.16.0 h1:f7bR+iBz8GTAVhwyFO3hm4ixsz2eMaEy0QroYnXV3jE=
+github.com/elastic/go-elasticsearch/v8 v8.16.0/go.mod h1:lGMlgKIbYoRvay3xWBeKahAiJOgmFDsjZC39nmO3H64=
 github.com/elastic/go-lumber v0.1.1 h1:aae5rSBnwBvdB0aShJ7AbOYPyvP1/wS/JIOC1A4D1DM=
 github.com/elastic/go-lumber v0.1.1/go.mod h1:DMVoFv7YM71enE9X5vWJWWv7wvQNtzXh7bPeKukDccY=
 github.com/elastic/go-sysinfo v1.15.0 h1:54pRFlAYUlVNQ2HbXzLVZlV+fxS7Eax49stzg95M4Xw=