Fix Helix

Author: javiercn

src/Assets/build/Microsoft.AspNetCore.App.Internal.Assets.targets

@@ -21,8 +21,11 @@
     </ItemGroup>
 
     <ItemGroup Condition="'$(UsingMicrosoftNETSdkWeb)' == 'true' AND '$(UseBlazorFrameworkDebugAssets)' == 'true'">
-      <_FrameworkStaticWebAssetCandidate Include="$(BlazorFrameworkStaticWebAssetRoot)\blazor.web.js.map" />
-      <_FrameworkStaticWebAssetCandidate Include="$(BlazorFrameworkStaticWebAssetRoot)\blazor.server.js.map" />
+      <_FrameworkStaticWebAssetCandidate Include="$(BlazorFrameworkStaticWebAssetRoot)\blazor.web.js.map">
+        <RelativePath>_framework/blazor.web.js.map</RelativePath>
+      <_FrameworkStaticWebAssetCandidate Include="$(BlazorFrameworkStaticWebAssetRoot)\blazor.server.js.map">
+        <RelativePath>_framework/blazor.server.js.map</RelativePath>
+      </_FrameworkStaticWebAssetCandidate>
     </ItemGroup>
 
     <ItemGroup>