Bump Injectio from 5.1.0 to 5.2.1

---
updated-dependencies:
- dependency-name: Injectio
  dependency-version: 5.2.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

src/Directory.Build.props

@@ -46,7 +46,7 @@
   <ItemGroup>
     <PackageReference Include="AssemblyMetadata.Generators" Version="2.1.0" PrivateAssets="All" />
     <PackageReference Include="Equatable.Generator" Version="2.2.1" PrivateAssets="all" />
-    <PackageReference Include="Injectio" Version="5.1.0" PrivateAssets="all" />
+    <PackageReference Include="Injectio" Version="5.2.1" PrivateAssets="all" />
     <PackageReference Include="MinVer" Version="7.0.0" PrivateAssets="All" />
   </ItemGroup>