Use water temp for fCO2

[codecov[bot]]

Codecov Report

Attention: 4 lines in your changes are missing coverage. Please review.

Comparison is base (52fa03b) 26.77% compared to head (5580a6a) 26.73%.

Files	Patch %	Lines
...e/web/datasets/plotPage/ManualQC/ManualQCData.java	0.00%	4 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## 2553-contros #2856 +/- ## ================================================== - Coverage 26.77% 26.73% -0.04% + Complexity 1784 1782 -2 ================================================== Files 382 382 Lines 19559 19559 Branches 2613 2612 -1 ================================================== - Hits 5236 5229 -7 Misses 13970 13970 - Partials 353 360 +7 ``` | [Flag](https://app.codecov.io/gh/BjerknesClimateDataCentre/QuinCe/pull/2856/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=BjerknesClimateDataCentre) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/BjerknesClimateDataCentre/QuinCe/pull/2856/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=BjerknesClimateDataCentre) | `26.73% <55.55%> (-0.04%)` | :arrow_down: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=BjerknesClimateDataCentre#carryforward-flags-in-the-pull-request-comment) to find out more.

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