DM-33890: Fix certifyCalibrations crash due to exception type change

[andy-slac]

Replaced exception catching with a collection type cheeck.

Checklist

• ran Jenkins
• added a release note for user-visible changes to doc/changes

[codecov]

Codecov Report

Merging #655 (12d47b8) into main (b093713) will increase coverage by 0.00%.
The diff coverage is 0.00%.

@@           Coverage Diff           @@
##             main     #655   +/-   ##
=======================================
  Coverage   83.66%   83.67%           
=======================================
  Files         239      239           
  Lines       30364    30362    -2     
  Branches     5086     5087    +1     
=======================================
  Hits        25404    25404           
+ Misses       3807     3805    -2     
  Partials     1153     1153           

Impacted Files	Coverage Δ
...thon/lsst/daf/butler/script/certifyCalibrations.py	31.25% <0.00%> (+3.47%)	⬆️

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[timj]

Not spotting this tells us something about our test coverage of course.

[andy-slac]

Not spotting this tells us something about our test coverage of course.

It's hard to write tests for 100% coverage with that level of complexity in the code. I'm worried there may be other cases like this, I did some grepping but it's hard to prove things that way.