Fix CI regression tests

[codecov-commenter]

Codecov Report

Patch coverage: 95.23% and project coverage change: +0.14 :tada:

Comparison is base (44e9e3e) 66.43% compared to head (e535a42) 66.58%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## develop #60 +/- ## =========================================== + Coverage 66.43% 66.58% +0.14% =========================================== Files 17 17 Lines 2711 2708 -3 =========================================== + Hits 1801 1803 +2 + Misses 910 905 -5 ``` | [Impacted Files](https://app.codecov.io/gh/fabern/LWFBrook90.jl/pull/60?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Fabian+Bernhard) | Coverage Δ | | |---|---|---| | [src/func\_DiffEq\_definition\_p.jl](https://app.codecov.io/gh/fabern/LWFBrook90.jl/pull/60?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Fabian+Bernhard#diff-c3JjL2Z1bmNfRGlmZkVxX2RlZmluaXRpb25fcC5qbA==) | `93.82% <ø> (ø)` | | | [src/module\_PET.jl](https://app.codecov.io/gh/fabern/LWFBrook90.jl/pull/60?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Fabian+Bernhard#diff-c3JjL21vZHVsZV9QRVQuamw=) | `90.08% <ø> (+0.82%)` | :arrow_up: | | [src/module\_KPT.jl](https://app.codecov.io/gh/fabern/LWFBrook90.jl/pull/60?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Fabian+Bernhard#diff-c3JjL21vZHVsZV9LUFQuamw=) | `60.10% <88.88%> (+6.06%)` | :arrow_up: | | [src/func\_MSB\_functions.jl](https://app.codecov.io/gh/fabern/LWFBrook90.jl/pull/60?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Fabian+Bernhard#diff-c3JjL2Z1bmNfTVNCX2Z1bmN0aW9ucy5qbA==) | `50.56% <90.00%> (+0.18%)` | :arrow_up: | | [src/func\_DiffEq\_definition\_cb.jl](https://app.codecov.io/gh/fabern/LWFBrook90.jl/pull/60?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Fabian+Bernhard#diff-c3JjL2Z1bmNfRGlmZkVxX2RlZmluaXRpb25fY2Iuamw=) | `86.95% <100.00%> (ø)` | | | [src/func\_DiffEq\_definition\_f.jl](https://app.codecov.io/gh/fabern/LWFBrook90.jl/pull/60?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Fabian+Bernhard#diff-c3JjL2Z1bmNfRGlmZkVxX2RlZmluaXRpb25fZi5qbA==) | `98.48% <100.00%> (+0.23%)` | :arrow_up: | | [src/func\_DiffEq\_definition\_u0.jl](https://app.codecov.io/gh/fabern/LWFBrook90.jl/pull/60?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Fabian+Bernhard#diff-c3JjL2Z1bmNfRGlmZkVxX2RlZmluaXRpb25fdTAuamw=) | `100.00% <100.00%> (ø)` | | | [src/module\_WAT.jl](https://app.codecov.io/gh/fabern/LWFBrook90.jl/pull/60?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Fabian+Bernhard#diff-c3JjL21vZHVsZV9XQVQuamw=) | `80.99% <100.00%> (-7.56%)` | :arrow_down: | ... and [2 files with indirect coverage changes](https://app.codecov.io/gh/fabern/LWFBrook90.jl/pull/60/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Fabian+Bernhard)

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