smoke: fix compatibility test versions

[bergwolf]

Now that we test v2.2.3 by default.

What types of changes does your PullRequest introduce? Put an x in all the boxes that apply:

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation Update (if none of the other choices apply)

Checklist

Go over all the following points, and put an x in all the boxes that apply.

• I have updated the documentation accordingly.
• I have added tests to cover my changes.

[bergwolf]

dropped in favor of #1462

[codecov]

Codecov Report

Merging #1463 (621617d) into master (d638eb2) will increase coverage by 0.00%.
Report is 1 commits behind head on master.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1463   +/-   ##
=======================================
  Coverage   44.37%   44.37%           
=======================================
  Files         123      123           
  Lines       38896    38896           
  Branches    38896    38896           
=======================================
+ Hits        17259    17260    +1     
+ Misses      20696    20695    -1     
  Partials      941      941           

see 2 files with indirect coverage changes