build: generate debug information even in release mode.

build/vs2010/Lol.Core.Rules.props

@@ -26,6 +26,7 @@
       <PreprocessorDefinitions>_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <ClCompile Condition="'$(Configuration)'=='Release'">
+      <GenerateDebugInformation>true</GenerateDebugInformation>
       <!-- For Microsoft tools -->
       <Optimization>MaxSpeed</Optimization>
       <!-- For PlayStation tools -->
@@ -59,6 +60,7 @@
       <GenerateDebugInformation>true</GenerateDebugInformation>
     </Link>
     <Link Condition="'$(Configuration)'=='Release'">
+      <GenerateDebugInformation>true</GenerateDebugInformation>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
     </Link>