Fix spacing in imgui_imp_sdl example (#2111)
Fix spacing in imgui_imp_sdl example (#2111)


aimotive/imgui-glfw,ocornut/imgui,Flix01/imgui,dougbinks/imgui,nProtect/imgui,ggtucker/imgui,ggtucker/imgui,cmaughan/imgui,cmaughan/imgui,burningreggae/imgui,ocornut/imgui,burningreggae/imgui,bkaradzic/imgui,cmaughan/imgui,bkaradzic/imgui,nProtect/imgui,bkaradzic/imgui,cmaughan/imgui,ggtucker/imgui,ocornut/imgui,aimotive/imgui-glfw,dougbinks/imgui,nProtect/imgui,Flix01/imgui,Flix01/imgui