Added a call to update the runtime file paths again after merging all Engine, Gem and Project Settings Registry in case they modified the asset platform key which is used for setting the project cache root

Code/Framework/AzCore/AzCore/Component/ComponentApplication.cpp

@@ -909,6 +909,8 @@ namespace AZ
         SettingsRegistryMergeUtils::MergeSettingsToRegistry_ProjectUserRegistry(registry, AZ_TRAIT_OS_PLATFORM_CODENAME, specializations, &scratchBuffer);
         SettingsRegistryMergeUtils::MergeSettingsToRegistry_CommandLine(registry, m_commandLine, true);
 #endif
+        // Update the Runtime file paths in case the "{BootstrapSettingsRootKey}/assets" key was overriden by a setting registry
+        AZ::SettingsRegistryMergeUtils::MergeSettingsToRegistry_AddRuntimeFilePaths(registry);
     }
 
     void ComponentApplication::SetSettingsRegistrySpecializations(SettingsRegistryInterface::Specializations& specializations)

Code/Framework/AzGameFramework/AzGameFramework/Application/GameApplication.cpp

@@ -80,6 +80,8 @@ namespace AzGameFramework
         AZ::SettingsRegistryMergeUtils::MergeSettingsToRegistry_ProjectUserRegistry(registry, AZ_TRAIT_OS_PLATFORM_CODENAME, specializations, &scratchBuffer);
         AZ::SettingsRegistryMergeUtils::MergeSettingsToRegistry_CommandLine(registry, m_commandLine, true);
 #endif
+        // Update the Runtime file paths in case the "{BootstrapSettingsRootKey}/assets" key was overriden by a setting registry
+        AZ::SettingsRegistryMergeUtils::MergeSettingsToRegistry_AddRuntimeFilePaths(registry);
     }
 
     AZ::ComponentTypeList GameApplication::GetRequiredSystemComponents() const