PyBullet: fixed a few more file leaks

examples/Importers/ImportSTLDemo/LoadMeshFromSTL.h

@@ -1,4 +1,3 @@
-
 #ifndef LOAD_MESH_FROM_STL_H
 #define LOAD_MESH_FROM_STL_H
 
@@ -46,6 +45,7 @@ static GLInstanceGraphicsShape* LoadMeshFromSTL(const char* relativeFileName, st
 							if (expectedBinaryFileSize != size)
 							{
 								delete[] memoryBuffer;
+								fileIO->fileClose(fileHandle);
 								return 0;
 							}
 						}