Fix for ID code & Identifier validation. Updated alphanumeric regex

[dmtrinh]

This pull request includes two items:

• Fixed IdentificationCode and Identifier validation logic for the Originator {5000} and Beneficiary {4200} tags
• Update to regex to include the correct special characters

What Wire specification are you referencing? 3.0.6+

What issue(s) does this pull request reference? N/A

[codecov-commenter]

Codecov Report

Merging #348 (9b3def2) into master (b4d8e11) will increase coverage by 0.00%. Report is 6 commits behind head on master. The diff coverage is 100.00%.

:exclamation: Current head 9b3def2 differs from pull request most recent head c1bcb31. Consider uploading reports for the commit c1bcb31 to get more accurate results

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Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #348 +/- ## ======================================= Coverage 74.83% 74.84% ======================================= Files 73 73 Lines 8647 8649 +2 ======================================= + Hits 6471 6473 +2 Misses 1609 1609 Partials 567 567 ```

[adamdecaf]

Thank you for the fix!