[contrib][linux] Make zstd_reset_cstream() functionally identical to ZSTD_resetCStream()
- As referenced by Nick Terrelln ~ the ZSTD maintainer in the linux kernel, making zstd_reset_cstream() functionally identical to ZSTD_resetCStream() would be the perfect way to fix the warning without touching any core functions or breaking other parts of the code.
Suggested-by: Nick Terrell <terrelln@fb.com> Signed-off-by: Cyber Knight <cyberknight755@gmail.com>