Fix bug where queues for errored modules are not cleared

[TheTechromancer]

No description provided.

[codecov-commenter]

Codecov Report

Merging #1460 (193d8f1) into master (e3ed192) will increase coverage by 0.00%.
The diff coverage is 57.14%.

@@           Coverage Diff           @@
##           master    #1460   +/-   ##
=======================================
  Coverage   53.04%   53.04%           
=======================================
  Files         469      469           
  Lines       38900    38911   +11     
=======================================
+ Hits        20633    20639    +6     
- Misses      18267    18272    +5     

Impacted Files	Coverage Δ
sfscan.py	74.11% <30.76%> (-1.27%)	⬇️
spiderfoot/plugin.py	85.61% <100.00%> (ø)
sf.py	52.89% <0.00%> (+0.27%)	⬆️
modules/sfp_spamhaus.py	68.67% <0.00%> (+1.20%)	⬆️

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