Tweak code that was confusing gcc

renderdoc/core/core.cpp

@@ -1061,7 +1061,7 @@ map<RDCDriver, string> RenderDoc::GetRemoteDrivers()
 
 DriverInformation RenderDoc::GetDriverInformation(GraphicsAPI api)
 {
-  DriverInformation ret = {GPUVendor::Unknown, ""};
+  DriverInformation ret = {};
 
   RDCDriver driverType = RDCDriver::Unknown;
   switch(api)

renderdoc/core/image_viewer.cpp

@@ -170,7 +170,11 @@ public:
     return ret;
   }
   void SavePipelineState() {}
-  DriverInformation GetDriverInfo() { return {GPUVendor::Unknown, ""}; }
+  DriverInformation GetDriverInfo()
+  {
+    DriverInformation ret = {};
+    return ret;
+  }
   const D3D12Pipe::State *GetD3D12PipelineState() { return NULL; }
   const GLPipe::State *GetGLPipelineState() { return NULL; }
   const VKPipe::State *GetVulkanPipelineState() { return NULL; }