Fixed faulty phpunit-mock-objects lower-bound version constraint

[Bilge]

This fixes the issue described in #3094.

🗒️ It may be worth checking why your unit tests didn't detect this failure. There's probably a missing test for getObjectForTrait().

[codecov-io]

Codecov Report

Merging #3095 into 7.1 will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##                7.1    #3095   +/-   ##
=========================================
  Coverage     80.92%   80.92%           
  Complexity     2884     2884           
=========================================
  Files           108      108           
  Lines          7548     7548           
=========================================
  Hits           6108     6108           
  Misses         1440     1440

Impacted Files	Coverage Δ	Complexity Δ
src/Runner/Version.php	66.66% <0%> (ø)	8% <0%> (ø)	⬇️

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