Ch 2.2 is a reflective channel

[ninahakansson]

Ch 2.2 is a reflective channel and should have unit percent. Also change pps-tag from ch_21 to ch_22.

• [x] Tests passed: Passes pytest level1c4pps
• [x] Passes flake8

[codecov-commenter]

Codecov Report

Merging #66 (89cc591) into master (58519bc) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master      #66   +/-   ##
=======================================
  Coverage   76.95%   76.95%           
=======================================
  Files          21       21           
  Lines        1419     1419           
  Branches      108      124   +16     
=======================================
  Hits         1092     1092           
  Misses        302      302           
  Partials       25       25           

Flag	Coverage Δ
unittests	76.95% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
level1c4pps/metimage2pps_lib.py	0.00% <ø> (ø)

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[coveralls]

Pull Request Test Coverage Report for Build 1722239485

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.1%) to 78.097%

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Totals
Change from base Build 1345577127:	0.1%
Covered Lines:	1349
Relevant Lines:	1683

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💛 - Coveralls