Fix nonexistent tag name search

[mrizzi]

https://issues.redhat.com/browse/TACKLE-151

[codecov]

Codecov Report

Merging #132 (98e3b95) into main (59a3a5f) will not change coverage.
The diff coverage is 100.00%.

@@             Coverage Diff             @@
##                main      #132   +/-   ##
===========================================
  Coverage     100.00%   100.00%           
- Complexity        69        71    +2     
===========================================
  Files             14        14           
  Lines            112       114    +2     
  Branches           8         8           
===========================================
+ Hits             112       114    +2     

Impacted Files	Coverage Δ
...ontrols/resources/TagTypeListFilteredResource.java	100.00% <100.00%> (ø)

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[PhilipCattanach]

I am happy with the code changes and the test. It has been successfully tested in the PSI environment.