Bump Microsoft.VSSDK.BuildTools from 17.6.2166 to 17.7.2188

Bumps Microsoft.VSSDK.BuildTools from 17.6.2166 to 17.7.2188.

---
updated-dependencies:
- dependency-name: Microsoft.VSSDK.BuildTools
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

src/Debugging.VisualStudio.Vsix/Debugging.VisualStudio.Vsix.csproj

@@ -31,7 +31,7 @@
     <PackageReference Include="Microsoft.VisualStudio.Interop" Version="$(MicrosoftVisualStudioInteropVersion)" />
     <PackageReference Include="Microsoft.VisualStudio.SDK.VsixSuppression" Version="14.2.12" />
     <PackageReference Include="Microsoft.VisualStudio.Debugger.Contracts" Version="17.4.0-beta.22513.2" />
-    <PackageReference Include="Microsoft.VSSDK.BuildTools" Version="17.6.2166">
+    <PackageReference Include="Microsoft.VSSDK.BuildTools" Version="17.7.2188">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>