feat(ecocredit): add tx origin duplication check to CreateBatch and MintBatchCredits

[aleem1314]

Description

Ref: #1084

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• confirmed the correct type prefix in the PR title
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[codecov]

Codecov Report

Merging #1112 (4c36c47) into master (66ca147) will increase coverage by 0.13%.
The diff coverage is 99.04%.

@@            Coverage Diff             @@
##           master    #1112      +/-   ##
==========================================
+ Coverage   69.09%   69.23%   +0.13%     
==========================================
  Files         213      213              
  Lines       21791    21894     +103     
==========================================
+ Hits        15057    15158     +101     
- Misses       5405     5407       +2     
  Partials     1329     1329              

Flag	Coverage Δ
experimental-codecov	69.15% <99.04%> (+0.15%)	⬆️
stable-codecov	63.40% <99.04%> (+0.18%)	⬆️

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[ryanchristo]

Looks good to me. Just a few nits. Nice work.

[technicallyty]

💯