fix: update of resource shouldn't report observed

[nank1ro]

The update method of a Resource shouldn't reportObserved

[codecov[bot]]

Codecov Report

Merging #75 (64e3907) into main (ba9c683) will not change coverage. The diff coverage is 100.00%.

Additional details and impacted files

[](https://app.codecov.io/gh/nank1ro/solidart/pull/75?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Alexandru+Mariuti) ```diff @@ Coverage Diff @@ ## main #75 +/- ## ========================================= Coverage 100.00% 100.00% ========================================= Files 20 20 Lines 1178 1178 ========================================= Hits 1178 1178 ``` | [Files](https://app.codecov.io/gh/nank1ro/solidart/pull/75?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Alexandru+Mariuti) | Coverage Δ | | |---|---|---| | [packages/solidart/lib/src/core/resource.dart](https://app.codecov.io/gh/nank1ro/solidart/pull/75?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Alexandru+Mariuti#diff-cGFja2FnZXMvc29saWRhcnQvbGliL3NyYy9jb3JlL3Jlc291cmNlLmRhcnQ=) | `100.00% <100.00%> (ø)` | |