Fix AbpLazyServiceProvider.LazyGetRequiredService

It should not return null, but throw exception if a service was not found.

framework/src/Volo.Abp.Core/Volo/Abp/DependencyInjection/AbpLazyServiceProvider.cs

@@ -17,7 +17,7 @@ public class AbpLazyServiceProvider : CachedServiceProviderBase, IAbpLazyService
 
     public virtual object LazyGetRequiredService(Type serviceType)
     {
-        return GetService(serviceType);
+        return GetRequiredService(serviceType);
     }
 
     public virtual T LazyGetService<T>()

framework/src/Volo.Abp.Core/Volo/Abp/DependencyInjection/CachedServiceProviderBase.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Concurrent;
+using Microsoft.Extensions.DependencyInjection;
 
 namespace Volo.Abp.DependencyInjection;
 
@@ -22,4 +23,12 @@ public abstract class CachedServiceProviderBase
             _ => new Lazy<object>(() => ServiceProvider.GetService(serviceType))
         ).Value;
     }
+    
+    public virtual object GetRequiredService(Type serviceType)
+    {
+        return CachedServices.GetOrAdd(
+            serviceType,
+            _ => new Lazy<object>(() => ServiceProvider.GetRequiredService(serviceType))
+        ).Value;
+    }
 }