#CX-11806 : alert screen reader fix for desktop notification

[binduN]

Description

Related Issue

Motivation and Context

How Has This Been Tested?

Screenshots:

Before (If applicable):

After:

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)
• [ ] Documentation update
• [ ] Code style update (formatting, local variables)
• [ ] Refactoring (no functional changes, no api changes)
• [ ] Build related changes
• [ ] CI related changes
• [ ] Other... Please describe:

Checklist:

• [ ] My code follows the code style of this project.
• [ ] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.
• [ ] I have read the CONTRIBUTING document.
• [ ] I have added tests to cover my changes.
• [ ] All new and existing tests passed.

[codecov[bot]]

Codecov Report

Patch coverage: 100.00% and project coverage change: +0.17 :tada:

Comparison is base (a788a8d) 93.86% compared to head (2ea10d2) 94.03%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #1465 +/- ## ========================================== + Coverage 93.86% 94.03% +0.17% ========================================== Files 134 134 Lines 18804 18804 Branches 2859 2863 +4 ========================================== + Hits 17651 17683 +32 + Misses 1153 1121 -32 ``` | [Impacted Files](https://app.codecov.io/gh/momentum-design/momentum-ui/pull/1465?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=momentum-design) | Coverage Δ | | |---|---|---| | [web-components/src/components/alert/Alert.ts](https://app.codecov.io/gh/momentum-design/momentum-ui/pull/1465?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=momentum-design#diff-d2ViLWNvbXBvbmVudHMvc3JjL2NvbXBvbmVudHMvYWxlcnQvQWxlcnQudHM=) | `96.29% <100.00%> (ø)` | | ... and [11 files with indirect coverage changes](https://app.codecov.io/gh/momentum-design/momentum-ui/pull/1465/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=momentum-design)

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[binduN]

changes pushed as part of https://github.com/momentum-design/momentum-ui/pull/1464/files