Staging: lustre: fld: Remove unused declaration

Function fld_dump_cache_entries is declared in header file but not used.
Hence remove the declaration.
Signed-off-by: Shraddha Barke <shraddha.6596@gmail.com>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/lustre/fld/fld_internal.h

@@ -161,7 +161,6 @@ int fld_cache_lookup(struct fld_cache *cache,
 
 struct fld_cache_entry*
 fld_cache_entry_lookup(struct fld_cache *cache, struct lu_seq_range *range);
-void fld_dump_cache_entries(struct fld_cache *cache);
 
 struct fld_cache_entry
 *fld_cache_entry_lookup_nolock(struct fld_cache *cache,