Remove unnecessary calls to validator.validate in commands of NFT module

[Incede]

What was the problem?

This PR resolves #8987

How was it solved?

Update as specified

How was it tested?

Updated unit test

[codecov]

Codecov Report

Merging #9012 (4670a87) into release/6.1.0 (39b89af) will decrease coverage by 0.01%.
The diff coverage is n/a.

@@                Coverage Diff                @@
##           release/6.1.0    #9012      +/-   ##
=================================================
- Coverage          84.36%   84.35%   -0.01%     
=================================================
  Files                650      650              
  Lines              24022    24017       -5     
  Branches            3490     3490              
=================================================
- Hits               20266    20260       -6     
- Misses              3756     3757       +1     

Files Changed	Coverage
...amework/src/modules/nft/cc_commands/cc_transfer.ts	ø
framework/src/modules/nft/commands/transfer.ts	ø
...k/src/modules/nft/commands/transfer_cross_chain.ts	ø