expose a couple of specific sqlite3 error codes to Class object

[TerrenceMcGuinness-NOAA]

Description

We request adding a couple of key sqlite3 error codes to be exposed by the wxflow SQLiteDB Class so the user can specifically query for the error strings with then the are appropriately encountered for a reaction.

Type of change

• [ ] Bug fix (non-breaking change which fixes an issue)
• [x] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] This change requires a documentation update

How Has This Been Tested?

The re-action to using try block when a uniqueness was violated was appropriately observed in the driver code using the class.

• [ ] pynorms
• [ ] pytests

Checklist

• [ ] My code follows the style guidelines of this project
• [ ] I have performed a self-review of my own code
• [ ] I have commented my code, particularly in hard-to-understand areas
• [ ] My changes need updates to the documentation. I have made corresponding changes to the documentation
• [ ] My changes generate no new warnings
• [ ] New and existing tests pass with my changes
• [ ] Any dependent changes have been merged and published

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 50.91%. Comparing base (97159f7) to head (dc02772).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## develop #18 +/- ## =========================================== + Coverage 50.78% 50.91% +0.13% =========================================== Files 16 16 Lines 1473 1477 +4 Branches 313 313 =========================================== + Hits 748 752 +4 Misses 669 669 Partials 56 56 ```

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[TerrenceMcGuinness-NOAA]

updated pynorms for spaces