Bump System.Linq.Async from 6.0.3 to 7.0.0

---
updated-dependencies:
- dependency-name: System.Linq.Async
  dependency-version: 7.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Directory.Packages.props

@@ -16,7 +16,7 @@
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
     <PackageVersion Include="MSTest.TestAdapter" Version="3.11.0" />
     <PackageVersion Include="MSTest.TestFramework" Version="3.11.0" />
-    <PackageVersion Include="System.Linq.Async" Version="6.0.3" />
+    <PackageVersion Include="System.Linq.Async" Version="7.0.0" />
     <PackageVersion Include="System.Reflection" Version="4.3.0" />
   </ItemGroup>
 </Project>