Provide SystemOut resource, closes #64

[codecov-commenter]

Codecov Report

All modified lines are covered by tests :white_check_mark:

Comparison is base (c256bd4) 97.01% compared to head (6937475) 97.13%.

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Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #120 +/- ## ============================================ + Coverage 97.01% 97.13% +0.11% - Complexity 651 654 +3 ============================================ Files 175 176 +1 Lines 1440 1465 +25 Branches 48 48 ============================================ + Hits 1397 1423 +26 + Misses 37 36 -1 Partials 6 6 ``` | [Files](https://app.codecov.io/gh/saynotobugsorg/confidence/pull/120?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | Coverage Δ | | |---|---|---| | [...s/confidence/junit5/engine/resource/SystemOut.java](https://app.codecov.io/gh/saynotobugsorg/confidence/pull/120?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None#diff-Y29uZmlkZW5jZS1pbmN1YmF0b3Ivc3JjL21haW4vamF2YS9vcmcvc2F5bm90b2J1Z3MvY29uZmlkZW5jZS9qdW5pdDUvZW5naW5lL3Jlc291cmNlL1N5c3RlbU91dC5qYXZh) | `100.00% <100.00%> (ø)` | | ... and [1 file with indirect coverage changes](https://app.codecov.io/gh/saynotobugsorg/confidence/pull/120/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None)

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