VideoCommon: Move shader cache filename generation to common

Source/Core/VideoBackends/Vulkan/StateTracker.cpp

@@ -147,7 +147,8 @@ void StateTracker::ReloadPipelineUIDCache()
   m_uid_cache.Close();
 
   // UID caches don't contain any host state, so use a single uid cache per gameid.
-  std::string filename = g_object_cache->GetDiskCacheFileName("pipeline-uid", true, false);
+  std::string filename =
+      g_ActiveConfig.GetDiskCacheFileName(APIType::Vulkan, "PipelineUID", true, false);
   if (g_ActiveConfig.bShaderCache)
   {
     PipelineInserter inserter(this);