Bump the all group with 1 update (#86)

Bumps MSTest from 3.9.2 to 3.9.3

---
updated-dependencies:
- dependency-name: MSTest
  dependency-version: 3.9.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: all
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

src/Directory.Packages.props

@@ -14,7 +14,7 @@
     <PackageVersion Include="Microsoft.DeepDev.TokenizerLib" Version="1.3.3" />
     <PackageVersion Include="Microsoft.ML.Tokenizers" Version="1.0.2" />
     <PackageVersion Include="Microsoft.ML.Tokenizers.Data.Cl100kBase" Version="1.0.2" />
-    <PackageVersion Include="MSTest" Version="3.9.2" />
+    <PackageVersion Include="MSTest" Version="3.9.3" />
     <PackageVersion Include="PolySharp" Version="1.15.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>