MODULES-10915: use facter 3 for spec test

[b4ldr]

This likley needs fixing in pdk or .sync but wanted to at least test the
fix first

[codecov-io]

Codecov Report

Merging #260 (33ba906) into master (cada6d4) will increase coverage by 0.29%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #260      +/-   ##
==========================================
+ Coverage   72.96%   73.25%   +0.29%     
==========================================
  Files          17       17              
  Lines         773      774       +1     
==========================================
+ Hits          564      567       +3     
+ Misses        209      207       -2     

Impacted Files	Coverage Δ
lib/facter/lvm_support.rb	77.14% <100.00%> (+0.67%)	⬆️
lib/facter/logical_volumes.rb	100.00% <0.00%> (+11.11%)	⬆️
lib/facter/physical_volumes.rb	100.00% <0.00%> (+11.11%)	⬆️

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[b4ldr]

lvm_support spec test work with facter 3.11 all the others fact spec test work with facter 4 (and fail with facter 3). i can't see the difference that's triggering this

[CLAassistant]

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