[3.14] gh-146579: _zstd: Fix decompression options dict error message (GH-146577) (#146611)

The TypeError in _zstd_set_d_parameters incorrectly referred to
compression options; say decompression options instead.
(cherry picked from commit 4d0e8ee649ceff96b130e1676a73c20c469624a9)

Co-authored-by: cui <cuiweixie@gmail.com>