Make 802.1x test easier to use

[noursaidi]

• Adds more meaningful messages and logging
• Move certificates to a more user-friendly location

[codecov]

Codecov Report

Merging #940 (cb589ca) into master (e9e851a) will decrease coverage by 0.06%.
The diff coverage is n/a.

❗ Current head cb589ca differs from pull request most recent head 060b45a. Consider uploading reports for the commit 060b45a to get more accurate results

@@            Coverage Diff             @@
##           master     #940      +/-   ##
==========================================
- Coverage   82.56%   82.50%   -0.07%     
==========================================
  Files          46       45       -1     
  Lines        5862     5693     -169     
==========================================
- Hits         4840     4697     -143     
+ Misses       1022      996      -26     

Flag	Coverage Δ
ata	63.02% <ø> (+0.39%)	⬆️
aux	67.84% <ø> (-0.41%)	⬇️
base	65.97% <ø> (-0.55%)	⬇️
dhcp	67.12% <ø> (-0.38%)	⬇️
many	66.82% <ø> (-0.74%)	⬇️
mud	71.82% <ø> (-0.38%)	⬇️
switch	67.39% <ø> (-0.41%)	⬇️
topo	66.24% <ø> (-0.27%)	⬇️
unit	32.88% <ø> (+0.40%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
daq/traffic_analyzer.py	86.50% <0.00%> (-3.18%)	⬇️
daq/topology.py	95.85% <0.00%> (-0.16%)	⬇️
daq/host.py	90.92% <0.00%> (-0.15%)	⬇️
daq/forchestrator.py	0.00% <0.00%> (ø)
daq/faucet_event_client.py
daq/runner.py	85.86% <0.00%> (+0.31%)	⬆️

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[anurag6]

I think incorrect credentials isn't the only reason for a test failure. Adding that as a reason for every failure might be misleading

[noursaidi]

I've changed it so incorrect credentials only appears when incorrect credentials is the reason by checking if there is a RadiusAccessReject which suggests the EAP process was fine and the credentials were incorrect.