Implement dissipative forces in 2D and use it to implement `NonInertialFrameForce` in 2D

[codecov[bot]]

Codecov Report

Patch coverage: 100.00% and no project coverage change.

Comparison is base (4a4e6c1) 99.91% compared to head (8f43c52) 99.91%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #578 +/- ## ======================================== Coverage 99.91% 99.91% ======================================== Files 196 198 +2 Lines 28955 29115 +160 ======================================== + Hits 28931 29091 +160 Misses 24 24 ``` | [Impacted Files](https://app.codecov.io/gh/jobovy/galpy/pull/578?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Jo+Bovy) | Coverage Δ | | |---|---|---| | [galpy/orbit/integrateFullOrbit.py](https://app.codecov.io/gh/jobovy/galpy/pull/578?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Jo+Bovy#diff-Z2FscHkvb3JiaXQvaW50ZWdyYXRlRnVsbE9yYml0LnB5) | `100.00% <100.00%> (ø)` | | | [galpy/orbit/integratePlanarOrbit.py](https://app.codecov.io/gh/jobovy/galpy/pull/578?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Jo+Bovy#diff-Z2FscHkvb3JiaXQvaW50ZWdyYXRlUGxhbmFyT3JiaXQucHk=) | `100.00% <100.00%> (ø)` | | | [galpy/orbit/orbit\_c\_ext/integratePlanarOrbit.c](https://app.codecov.io/gh/jobovy/galpy/pull/578?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Jo+Bovy#diff-Z2FscHkvb3JiaXQvb3JiaXRfY19leHQvaW50ZWdyYXRlUGxhbmFyT3JiaXQuYw==) | `100.00% <100.00%> (ø)` | | | [galpy/potential/DissipativeForce.py](https://app.codecov.io/gh/jobovy/galpy/pull/578?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Jo+Bovy#diff-Z2FscHkvcG90ZW50aWFsL0Rpc3NpcGF0aXZlRm9yY2UucHk=) | `100.00% <100.00%> (ø)` | | | [galpy/potential/Force.py](https://app.codecov.io/gh/jobovy/galpy/pull/578?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Jo+Bovy#diff-Z2FscHkvcG90ZW50aWFsL0ZvcmNlLnB5) | `100.00% <100.00%> (ø)` | | | [galpy/potential/Potential.py](https://app.codecov.io/gh/jobovy/galpy/pull/578?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Jo+Bovy#diff-Z2FscHkvcG90ZW50aWFsL1BvdGVudGlhbC5weQ==) | `100.00% <100.00%> (ø)` | | | [galpy/potential/\_\_init\_\_.py](https://app.codecov.io/gh/jobovy/galpy/pull/578?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Jo+Bovy#diff-Z2FscHkvcG90ZW50aWFsL19faW5pdF9fLnB5) | `100.00% <100.00%> (ø)` | | | [galpy/potential/planarDissipativeForce.py](https://app.codecov.io/gh/jobovy/galpy/pull/578?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Jo+Bovy#diff-Z2FscHkvcG90ZW50aWFsL3BsYW5hckRpc3NpcGF0aXZlRm9yY2UucHk=) | `100.00% <100.00%> (ø)` | | | [galpy/potential/planarForce.py](https://app.codecov.io/gh/jobovy/galpy/pull/578?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Jo+Bovy#diff-Z2FscHkvcG90ZW50aWFsL3BsYW5hckZvcmNlLnB5) | `100.00% <100.00%> (ø)` | | | [galpy/potential/planarPotential.py](https://app.codecov.io/gh/jobovy/galpy/pull/578?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Jo+Bovy#diff-Z2FscHkvcG90ZW50aWFsL3BsYW5hclBvdGVudGlhbC5weQ==) | `100.00% <100.00%> (ø)` | | | ... and [2 more](https://app.codecov.io/gh/jobovy/galpy/pull/578?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Jo+Bovy) | | ... and [1 file with indirect coverage changes](https://app.codecov.io/gh/jobovy/galpy/pull/578/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Jo+Bovy)

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