fix GRA compat once more (and hopefully the last time)

[codecov[bot]]

Codecov Report

Base: 91.25% // Head: 91.34% // Increases project coverage by +0.09% :tada:

Coverage data is based on head (dcc348d) compared to base (6bb6a86). Patch coverage: 100.00% of modified lines in pull request are covered.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## develop #734 +/- ## =========================================== + Coverage 91.25% 91.34% +0.09% =========================================== Files 82 82 Lines 2196 2196 =========================================== + Hits 2004 2006 +2 + Misses 192 190 -2 ``` | [Impacted Files](https://codecov.io/gh/LCSB-BioCore/COBREXA.jl/pull/734?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=LCSB-BioCore) | Coverage Δ | | |---|---|---| | [src/base/types/StandardModel.jl](https://codecov.io/gh/LCSB-BioCore/COBREXA.jl/pull/734?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=LCSB-BioCore#diff-c3JjL2Jhc2UvdHlwZXMvU3RhbmRhcmRNb2RlbC5qbA==) | `100.00% <ø> (ø)` | | | [src/base/utils/gene\_associations.jl](https://codecov.io/gh/LCSB-BioCore/COBREXA.jl/pull/734?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=LCSB-BioCore#diff-c3JjL2Jhc2UvdXRpbHMvZ2VuZV9hc3NvY2lhdGlvbnMuamw=) | `97.87% <100.00%> (+4.25%)` | :arrow_up: | Help us with your feedback. Take ten seconds to tell us [how you rate us](https://about.codecov.io/nps?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=LCSB-BioCore). Have a feature suggestion? [Share it here.](https://app.codecov.io/gh/feedback/?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=LCSB-BioCore)

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