Remove link to webref from run page

[backmari]

Description of the changes

• Remove link "fit data" that links to WebRef from REF_L since it WebRef been decommissioned, see e.g. https://monitor.sns.gov/report/ref_l/214747/
• Enable testing in the test environment of the REF_L run page by advancing the webmonchow version and adding needed test data (fake /SNS file system directories for REF_L)
• Modify WebMon certificate configuration to enable both local self-signed certificate for use with the local Live Data Server and standard certificate for use with ONCat

Check all that apply:

• updated documentation
• Source added/refactored
• Added unit tests
• Added integration tests
• (If applicable) Verified that manual tests requiring the /SNS and /HFIR filesystems pass without fail

References:

• Links to IBM EWM items: Story 8146: Remove link to webref in monitor.sns.gov
• Links to related issues or pull requests:

Manual test for the reviewer

1. Ask developer for ONCat credentials to use in local developer environment.
2. Build the local environment according to instructions in readthedocs.
3. Go to http://localhost/report/ref_l/214747/
4. Verify that the link "fit data" no longer appears, but the link "Data access: download plot data points" is visible.

Check list for the reviewer

• best software practices
  • clearly named variables (better to be verbose in variable names)
  • code comments explaining the intent of code blocks
• All the tests are passing
• The documentation is up to date
• code comments added when explaining intent

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 77.79%. Comparing base (6dae8e1) to head (15107b0).

Additional details and impacted files

@@            Coverage Diff             @@
##             next     #195      +/-   ##
==========================================
+ Coverage   77.78%   77.79%   +0.01%     
==========================================
  Files          54       54              
  Lines        4717     4711       -6     
==========================================
- Hits         3669     3665       -4     
+ Misses       1048     1046       -2     

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