Update training integration tests

[HealthyPear]

This PR updates the current 2 tests performed over the TRAINING tool (w/o full DL1a images) by

• using only diffuse data
• all test data (full-analysis test suites) can be downloaded from the CC-IN2P3 data server
• both Pro3b baseline arrays are tested with Z=20° and Az=180°
• ready for extending testing for prod5 as soon as test data has been added

[codecov]

Codecov Report

Merging #113 (c5be211) into master (2667706) will decrease coverage by 0.00%.
The diff coverage is 76.66%.

@@            Coverage Diff             @@
##           master     #113      +/-   ##
==========================================
- Coverage   39.23%   39.22%   -0.01%     
==========================================
  Files          22       22              
  Lines        1858     1912      +54     
==========================================
+ Hits          729      750      +21     
- Misses       1129     1162      +33     

Impacted Files	Coverage Δ
protopipe/pipeline/temp.py	74.14% <74.54%> (-0.32%)	⬇️
protopipe/scripts/tests/test_dataTraining.py	100.00% <100.00%> (ø)
protopipe/pipeline/event_preparer.py	69.34% <0.00%> (-7.28%)	⬇️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 2667706...c5be211. Read the comment docs.