feat: add command line for nft module (#10505)

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## Description

Add nft module command line and unit test,refer #9826

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docs/core/proto-docs.md

@@ -7614,7 +7614,7 @@ Query defines the gRPC querier service.
 
 | Method Name | Request Type | Response Type | Description | HTTP Verb | Endpoint |
 | ----------- | ------------ | ------------- | ------------| ------- | -------- |
-| `Balance` | [QueryBalanceRequest](#cosmos.nft.v1beta1.QueryBalanceRequest) | [QueryBalanceResponse](#cosmos.nft.v1beta1.QueryBalanceResponse) | Balance queries the number of NFTs of a given class owned by the owner, same as balanceOf in ERC721 | GET|/cosmos/nft/v1beta1/balance/{class_id}/{owner}|
+| `Balance` | [QueryBalanceRequest](#cosmos.nft.v1beta1.QueryBalanceRequest) | [QueryBalanceResponse](#cosmos.nft.v1beta1.QueryBalanceResponse) | Balance queries the number of NFTs of a given class owned by the owner, same as balanceOf in ERC721 | GET|/cosmos/nft/v1beta1/balance/{owner}/{class_id}|
 | `Owner` | [QueryOwnerRequest](#cosmos.nft.v1beta1.QueryOwnerRequest) | [QueryOwnerResponse](#cosmos.nft.v1beta1.QueryOwnerResponse) | Owner queries the owner of the NFT based on its class and id, same as ownerOf in ERC721 | GET|/cosmos/nft/v1beta1/owner/{class_id}/{id}|
 | `Supply` | [QuerySupplyRequest](#cosmos.nft.v1beta1.QuerySupplyRequest) | [QuerySupplyResponse](#cosmos.nft.v1beta1.QuerySupplyResponse) | Supply queries the number of NFTs from the given class, same as totalSupply of ERC721. | GET|/cosmos/nft/v1beta1/supply/{class_id}|
 | `NFTsOfClass` | [QueryNFTsOfClassRequest](#cosmos.nft.v1beta1.QueryNFTsOfClassRequest) | [QueryNFTsOfClassResponse](#cosmos.nft.v1beta1.QueryNFTsOfClassResponse) | NFTsOfClass queries all NFTs of a given class or optional owner, similar to tokenByIndex in ERC721Enumerable | GET|/cosmos/nft/v1beta1/nfts/{class_id}|