giosink: Handle partial remote writes ( short write, only 32768 bytes of 190464 bytes written )

Seems to happen when updating metadata for audio track over sshfs in rhythmbox.

Could not write to resource. (../gst/gio/gstgiobasesink.c(289):do_not_litter: gst_gio_base_sink_render (): /GstPipeline:pipeline/GstGioStreamSink:sink: Could not write to stream: (short write, only 32768 bytes of 190464 bytes written))

Source: https://github.com/Kurento/gst-plugins-base/blob/master/gst/gio/gstgiobasesink.c#L289

Moved from: https://gitlab.gnome.org/GNOME/rhythmbox/-/issues/1886