fix spelling errors

Signed-off-by: NShengjing Zhu <i@zhsj.me>

src/anbox/platform/base_platform.cpp

@@ -32,7 +32,7 @@ std::shared_ptr<BasePlatform> create(const std::string &name,
   if (name == "sdl")
     return std::make_shared<sdl::Platform>(input_manager, display_frame, single_window);
 
-  WARNING("Unsupported platfrom '%s'", name);
+  WARNING("Unsupported platform '%s'", name);
 
   return nullptr;
 }

src/anbox/platform/sdl/window.cpp

@@ -93,7 +93,7 @@ Window::Window(const std::shared_ptr<Renderer> &renderer,
 #endif
     default:
       ERROR("Unknown subsystem (%d)", info.subsystem);
-      BOOST_THROW_EXCEPTION(std::runtime_error("SDL subsystem not suported"));
+      BOOST_THROW_EXCEPTION(std::runtime_error("SDL subsystem not supported"));
   }
 
   SDL_ShowWindow(window_);