feat: don't add self to `metafata.tools`

[jkowalleck]

fixes #673

[codacy-production[bot]]

Coverage summary from Codacy

See diff coverage on Codacy

Coverage variation	Diff coverage
:white_check_mark: +0.28%	:white_check_mark: 100.00% (target: 80.00%)

Coverage variation details

| | Coverable lines | Covered lines | Coverage | | ------------- | ------------- | ------------- | ------------- | | Common ancestor commit (0bc690976c54c3e9a3d2e628c9edded44d137663) | 4512 | 4193 | 92.93% | | | Head commit (2ac46ae78bc23ad878b367ce7dfe3e527ff187d2) | 4625 (+113) | 4311 (+118) | 93.21% (**+0.28%**) | **Coverage variation** is the difference between the coverage for the head and common ancestor commits of the pull request branch: ` - `

Diff coverage details

| | Coverable lines | Covered lines | Diff coverage | | ------------- | ------------- | ------------- | ------------- | | Pull request (#674) | 189 | 189 | **100.00%** | **Diff coverage** is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: `/ * 100%`

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[codacy-production[bot]]

Coverage summary from Codacy

See diff coverage on Codacy

Coverage variation	Diff coverage
:white_check_mark: +0.00%	:white_check_mark: 100.00% (target: 80.00%)

Coverage variation details

| | Coverable lines | Covered lines | Coverage | | ------------- | ------------- | ------------- | ------------- | | Common ancestor commit (0ec785d29abcc215a5a0f6feec9bf16b0994cc92) | 4627 | 4313 | 93.21% | | | Head commit (112dfcfb77cbee520b639b5f505317f289a2ea3f) | 4625 (-2) | 4311 (-2) | 93.21% (**+0.00%**) | **Coverage variation** is the difference between the coverage for the head and common ancestor commits of the pull request branch: ` - `

Diff coverage details

| | Coverable lines | Covered lines | Diff coverage | | ------------- | ------------- | ------------- | ------------- | | Pull request (#674) | 1 | 1 | **100.00%** | **Diff coverage** is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: `/ * 100%`

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_{Codacy stopped sending the deprecated coverage status on June 5th, 2024. Learn more}