ub: add advanced hash table ops and add hash table into ubcore init process

driver inclusion
category: feature
bugzilla: NA
CVE: NA

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Add hash table ops:
- ubcore_hash_table_find_remove()
- ubcore_hash_table_find_add()

Add hash table initialization into ubcore device init process.

Signed-off-by: Guoxin Qian <qianguoxin@huawei.com>
Signed-off-by: Yizhen Fan <fanyizhen@huawei.com>