Bump xunit.runner.visualstudio from 3.1.5 to 4.0.0 (#130)

---
updated-dependencies:
- dependency-name: xunit.runner.visualstudio
  dependency-version: 4.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: xunit.runner.visualstudio
  dependency-version: 4.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

src/Sleddog.Blink1.Tests/Sleddog.Blink1.Tests.csproj

@@ -12,7 +12,7 @@
     <PackageReference Include="System.Net.Http" Version="4.3.4" />
     <PackageReference Include="System.Text.RegularExpressions" Version="4.3.1" />
     <PackageReference Include="xunit" Version="2.9.3" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5">
+    <PackageReference Include="xunit.runner.visualstudio" Version="4.0.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>

src/Sleddog.Blink1.Tests/packages.lock.json

@@ -78,9 +78,9 @@
       },
       "xunit.runner.visualstudio": {
         "type": "Direct",
-        "requested": "[3.1.5, )",
-        "resolved": "3.1.5",
-        "contentHash": "tKi7dSTwP4m5m9eXPM2Ime4Kn7xNf4x4zT9sdLO/G4hZVnQCRiMTWoSZqI/pYTVeI27oPPqHBKYI/DjJ9GsYgA=="
+        "requested": "[4.0.0, )",
+        "resolved": "4.0.0",
+        "contentHash": "kzLFyBYUnoidpGOXvpNOfIo8C92gVgVR6X8ncHwhcrDYugiOut5rrhDkr0L3cWHd7J2pKXf6LgaeXoBBDlx1ag=="
       },
       "AutoFixture": {
         "type": "Transitive",