Update mongodb_exporter from 0.40.0 to 0.41.2

[prometheus-rpm-bot]

https://github.com/percona/mongodb_exporter/releases/tag/v0.41.2
Release notes:

## Docker images
To automatically pull the appropriate Docker image for your platform, use

docker pull percona/mongodb_exporter:0.41.2
You can also specify a specific architecture image

docker pull percona/mongodb_exporter:0.41.2-amd64
docker pull percona/mongodb_exporter:0.41.2-arm64v8

## What's Changed
* PMM-13426: Fix PBM collector memory leak by @idoqo in https://github.com/percona/mongodb_exporter/pull/928
* Remove system colections from collstats by @rolatsch in https://github.com/percona/mongodb_exporter/pull/917
* Bump github.com/alecthomas/kong from 0.9.0 to 1.2.1 by @dependabot in https://github.com/percona/mongodb_exporter/pull/909
* Bump go.mongodb.org/mongo-driver from 1.16.1 to 1.17.0 by @dependabot in https://github.com/percona/mongodb_exporter/pull/915
* Bump go.mongodb.org/mongo-driver from 1.17.0 to 1.17.1 by @dependabot in https://github.com/percona/mongodb_exporter/pull/926

**Full Changelog**: https://github.com/percona/mongodb_exporter/compare/v0.41.1...v0.41.2