Revert "Dependency updates. (#14033)" (#14304)

This reverts commit f14c79f170.

vendor/github.com/olivere/elastic/CONTRIBUTORS

@@ -17,7 +17,6 @@ Alex [@akotlar](https://github.com/akotlar)
 Alexander Sack [@asac](https://github.com/asac)
 Alexandre Olivier [@aliphen](https://github.com/aliphen)
 Alexey Sharov [@nizsheanez](https://github.com/nizsheanez)
-Aman Jain [@amanjain97](https://github.com/amanjain97)
 Anders [@ANerd](https://github.com/ANerd)
 AndreKR [@AndreKR](https://github.com/AndreKR)
 André Bierlein [@ligustah](https://github.com/ligustah)