refactor: set minimum ShopifySharp version to v6.22.0 for DI package

This change ensures compatibility with expected updates in ShopifySharp, aligning the DI package with the latest changes.

[skip ci]

Author: nozzlegear

ShopifySharp.Extensions.DependencyInjection/ShopifySharp.Extensions.DependencyInjection.csproj

@@ -22,9 +22,9 @@
     <None Include="README.md" Pack="true" PackagePath="\" />
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include="..\ShopifySharp\ShopifySharp.csproj" />
+    <ProjectReference Include="..\ShopifySharp\ShopifySharp.csproj" Version="[6.22.0,)" />
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="microsoft.extensions.dependencyinjection" />
   </ItemGroup>
-</Project>
+</Project>