Fix examples\pybullet\premake4.lua parsing error

There is missing } after previous edit (226819), which leads
to error when using build_visual_studio_vr_pybullet_double.bat

Adding it back fixed the error.

examples/pybullet/premake4.lua

@@ -182,6 +182,7 @@ if not _OPTIONS["no-enet"] then
 			"../../examples/SharedMemory/plugins/collisionFilterPlugin/collisionFilterPlugin.cpp",
 			"../../examples/SharedMemory/plugins/pdControlPlugin/pdControlPlugin.cpp",
 			"../../examples/SharedMemory/plugins/pdControlPlugin/pdControlPlugin.h",
+		}