The output of surface runoff should be accumulated, not instantaneous.

[tanyasmirnova]

Description

RUC LSM has an instantaneous surface runoff in the output. This should be changed to accumulated.

Steps to Reproduce

Please provide detailed steps for reproducing the issue.

1. step 1
2. step 2
3. see the bug...

Additional Context

Please provide any relevant information about your setup. This is important in case the issue is not reproducible except for under certain conditions.

• Machine
• Compiler
• Suite Definition File or Scheme
• Reference other issues or PRs in other repositories that this is related to, and how they are related.

Output

The attached plots demonstrate the difference before and after the change.

Please include any relevant log files, screenshots or other output here.