Update kafka_exporter from 1.7.0 to 1.9.0

[prometheus-rpm-bot]

https://github.com/danielqsj/kafka_exporter/releases/tag/v1.9.0
Release notes:

## What's Changed
* Add support for authentication with AWS MSK via IAM by @errm in https://github.com/danielqsj/kafka_exporter/pull/415
* Improve metrics description in README by @timonegk in https://github.com/danielqsj/kafka_exporter/pull/473
* fix: incorrect build_info metric introduced in 9df9db85 by @hateeyan in https://github.com/danielqsj/kafka_exporter/pull/474
* Clean up all current vulnerabilities. by @nachogiljaldo in https://github.com/danielqsj/kafka_exporter/pull/475
* [misc] use github.com/xdg-go/scram instead of github.com/xdg/scram by @dao-jun in https://github.com/danielqsj/kafka_exporter/pull/465
* README: consumer lag cannot be seen by @seaBFH in https://github.com/danielqsj/kafka_exporter/pull/461
* support env SASL_USER_PASSWORD by @wangzhiy in https://github.com/danielqsj/kafka_exporter/pull/442
* Fix for issue 437 by @dSohaliya in https://github.com/danielqsj/kafka_exporter/pull/466

## New Contributors
* @timonegk made their first contribution in https://github.com/danielqsj/kafka_exporter/pull/473
* @nachogiljaldo made their first contribution in https://github.com/danielqsj/kafka_exporter/pull/475
* @dao-jun made their first contribution in https://github.com/danielqsj/kafka_exporter/pull/465
* @seaBFH made their first contribution in https://github.com/danielqsj/kafka_exporter/pull/461
* @wangzhiy made their first contribution in https://github.com/danielqsj/kafka_exporter/pull/442
* @dSohaliya made their first contribution in https://github.com/danielqsj/kafka_exporter/pull/466

**Full Changelog**: https://github.com/danielqsj/kafka_exporter/compare/v1.8.0...v1.9.0