[PLA-1513] Add matrix v1003 to decoder

[leonardocustodio]

No description provided.

[github-actions]

PR Analysis

• 🎯 Main theme: Adding a new version of the matrix to the decoder
• 📝 PR summary: This PR is about updating the matrix version in the production function from v1002 to v1003. It also includes the addition of a new file for the v1003 matrix.
• 📌 Type of PR: Enhancement
• 🧪 Relevant tests added: No
• ⏱️ Estimated effort to review [1-5]: 1, because the changes are straightforward and limited to a single line of code and addition of a new file.
• 🔒 Security concerns: No security concerns found

PR Feedback

• 💡 General suggestions: It would be beneficial to include a brief description of the changes introduced in the new matrix version (v1003) in the PR description. This would help reviewers understand the context and impact of the changes.

• 🤖 Code feedback:

  ---

  relevant file	lib/consts/matrix/matrix.dart
  suggestion	Consider using a configuration file or environment variable to manage the matrix version. This would avoid the need to modify the code each time a new version is introduced. [important]
  relevant line	return p.v1003;

  ---

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