Cleanup: comment blocks, trailing space in comments

source/blender/python/gpu/gpu_py_framebuffer.c

@@ -130,7 +130,7 @@ static bool pygpu_framebuffer_stack_pop_and_restore_or_error(GPUFrameBuffer *fb)
  * \{ */
 
 typedef struct {
-  PyObject_HEAD /* required python macro */
+  PyObject_HEAD /* Required Python macro. */
       BPyGPUFrameBuffer *py_fb;
   int level;
 } PyFrameBufferStackContext;