chore(deps): update mstest monorepo to 3.8.2

Author: renovate[bot]

src/Splat.TestRunner.Uwp/Splat.TestRunner.Uwp.csproj

@@ -144,10 +144,10 @@
       <Version>6.2.14</Version>
     </PackageReference>
     <PackageReference Include="MSTest.TestAdapter">
-      <Version>3.8.0</Version>
+      <Version>3.8.2</Version>
     </PackageReference>
     <PackageReference Include="MSTest.TestFramework">
-      <Version>3.8.0</Version>
+      <Version>3.8.2</Version>
     </PackageReference>
     <PackageReference Include="xunit.runner.devices">
       <Version>2.5.25</Version>