Unit Test for node_ordering Setting

[michaelmckinsey1]

It was discovered from hatchet#154, that node_ordering was being set to False, after calling Graph.union() which happens in Ensemble.unify(). This PR adds unit tests for the node ordering setting for Thickets with more than one profile.

[michaelmckinsey1]

This PR was mentioned in #237 by mistake

[michaelmckinsey1]

depends on llnl/hatchet#154

[michaelmckinsey1]

This one ready since llnl/hatchet#154 merged

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 83.09%. Comparing base (545af35) to head (a0c45b0).

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #236      +/-   ##
===========================================
+ Coverage    83.06%   83.09%   +0.02%     
===========================================
  Files           65       65              
  Lines         4452     4459       +7     
===========================================
+ Hits          3698     3705       +7     
  Misses         754      754              

Files with missing lines	Coverage Δ
thicket/tests/conftest.py	100.00% <100.00%> (ø)
thicket/tests/test_caliperreader.py	100.00% <100.00%> (ø)

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.