Fix warning -Wgnu-zero-variadic-macro-arguments (#1384)
Fix warning -Wgnu-zero-variadic-macro-arguments (#1384)


MikePopoloski/bgfx,LWJGL-CI/bgfx,bkaradzic/bgfx,fluffyfreak/bgfx,jpcy/bgfx,fluffyfreak/bgfx,bkaradzic/bgfx,emoon/bgfx,bkaradzic/bgfx,attilaz/bgfx,mendsley/bgfx,emoon/bgfx,emoon/bgfx,LWJGL-CI/bgfx,jdryg/bgfx,LWJGL-CI/bgfx,mendsley/bgfx,bkaradzic/bgfx,MikePopoloski/bgfx,jpcy/bgfx,jpcy/bgfx,fluffyfreak/bgfx,jdryg/bgfx,MikePopoloski/bgfx,mendsley/bgfx,fluffyfreak/bgfx,LWJGL-CI/bgfx,jpcy/bgfx,attilaz/bgfx,jdryg/bgfx,jdryg/bgfx,attilaz/bgfx