Update prometheus_msteams from 1.5.1 to 1.5.3

[prometheus-rpm-bot]

https://github.com/prometheus-msteams/prometheus-msteams/releases/tag/v1.5.3
Release notes:

## What's Changed
* bumped helm chart / added maintainer by @kbudde in https://github.com/prometheus-msteams/prometheus-msteams/pull/317
* Add missing backslash to helm upgrade command by @avnes in https://github.com/prometheus-msteams/prometheus-msteams/pull/279
* fix: use webhook instead of url for validation (#255) by @hargut in https://github.com/prometheus-msteams/prometheus-msteams/pull/260
* Bump actions/stale from 7 to 8 by @dependabot[bot] in https://github.com/prometheus-msteams/prometheus-msteams/pull/318
* Bump github.com/prometheus/client_golang from 1.14.0 to 1.15.0 by @dependabot[bot] in https://github.com/prometheus-msteams/prometheus-msteams/pull/319
* disable debug logging by default by @Knappek in https://github.com/prometheus-msteams/prometheus-msteams/pull/230
* ci: skip helm chart upload if it already exists by @kbudde in https://github.com/prometheus-msteams/prometheus-msteams/pull/320
* Update configMapTemplate.yaml by @ayackel in https://github.com/prometheus-msteams/prometheus-msteams/pull/262
* Bump aquasecurity/trivy-action from 0.9.2 to 0.10.0 by @dependabot[bot] in https://github.com/prometheus-msteams/prometheus-msteams/pull/321
* Support authorization header by @0robustus1 in https://github.com/prometheus-msteams/prometheus-msteams/pull/269
* Force Content-Type to JSON for compatibility by @tekphobia in https://github.com/prometheus-msteams/prometheus-msteams/pull/352
* Allow user to create or refferrence different service accounts by @CiucurDaniel in https://github.com/prometheus-msteams/prometheus-msteams/pull/362
* Support new office connector url by @MrLuje in https://github.com/prometheus-msteams/prometheus-msteams/pull/360
* Microsoft workflow support by @MrLuje in https://github.com/prometheus-msteams/prometheus-msteams/pull/358
* Update README.md by @p1rudra in https://github.com/prometheus-msteams/prometheus-msteams/pull/354
* fix usage of binary in readme by @Knappek in https://github.com/prometheus-msteams/prometheus-msteams/pull/218

## New Contributors
* @avnes made their first contribution in https://github.com/prometheus-msteams/prometheus-msteams/pull/279
* @hargut made their first contribution in https://github.com/prometheus-msteams/prometheus-msteams/pull/260
* @ayackel made their first contribution in https://github.com/prometheus-msteams/prometheus-msteams/pull/262
* @0robustus1 made their first contribution in https://github.com/prometheus-msteams/prometheus-msteams/pull/269
* @tekphobia made their first contribution in https://github.com/prometheus-msteams/prometheus-msteams/pull/352
* @CiucurDaniel made their first contribution in https://github.com/prometheus-msteams/prometheus-msteams/pull/362
* @MrLuje made their first contribution in https://github.com/prometheus-msteams/prometheus-msteams/pull/360
* @p1rudra made their first contribution in https://github.com/prometheus-msteams/prometheus-msteams/pull/354

**Full Changelog**: https://github.com/prometheus-msteams/prometheus-msteams/compare/v1.5.2...v1.5.3