gst/audioresample/gstaudioresample.c: Add support for other formats audioresample can handle such as 32 bits in and f...

Original commit message from CVS:
* gst/audioresample/gstaudioresample.c: (gst_audioresample_init),
(resample_set_state_from_caps):
Add support for other formats audioresample can handle such as
32 bits in and float and 64 bits float. Fixes #301759