Bump System.Text.Json from 7.0.2 to 7.0.3

Bumps [System.Text.Json](https://github.com/dotnet/runtime) from 7.0.2 to 7.0.3.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v7.0.2...v7.0.3)

---
updated-dependencies:
- dependency-name: System.Text.Json
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Source/Tailwind.MSBuild/Tailwind.MSBuild.csproj

@@ -21,7 +21,7 @@
     <PackageReference Include="Microsoft.Build.Utilities.Core" Version="17.5.0" PrivateAssets="all" ExcludeAssets="Runtime">
       <IncludeAssets>compile; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="System.Text.Json" Version="7.0.2" PrivateAssets="all" />
+    <PackageReference Include="System.Text.Json" Version="7.0.3" PrivateAssets="all" />
   </ItemGroup>
 
   <ItemGroup>