Http_Stream resume behavior should restart at last read, not from beginning. (AUD-5571)

[rwrozelle]

Is your feature request related to a problem? Please describe. Pausing and Resuming a pipeline causes the url being read to restart from beginning.

Describe the solution you'd like Expected behavior would be for it to resume at same location the pause occurred, understand that this may need a "timeout" where if it waits that long, it closes the http connection and behavior reverts to what is happening now.

Describe alternatives you've considered I have not.

Please give as many details as you can. Include suggestions for useful APIs or interfaces if relevant. I've setup an audio pipeline http_stream_reader -> esp_encoder -> i2s_stream_writer. If I pause the pipeline and resume the pipeline, it starts over.