print missing "AS" values as empty strings instead of "0 "

[mmetc]

No description provided.

[codecov-commenter]

Codecov Report

Merging #1867 (0b707bd) into master (b0889d7) will decrease coverage by 0.02%.
The diff coverage is 75.00%.

@@            Coverage Diff             @@
##           master    #1867      +/-   ##
==========================================
- Coverage   53.47%   53.45%   -0.03%     
==========================================
  Files         148      148              
  Lines       19986    19986              
==========================================
- Hits        10688    10684       -4     
- Misses       8117     8120       +3     
- Partials     1181     1182       +1     

Flag	Coverage Δ
func-crowdsec	45.40% <ø> (ø)
func-cscli	44.92% <75.00%> (ø)
unit-linux	57.91% <ø> (-0.04%)	⬇️
unit-windows	53.07% <ø> (-0.03%)	⬇️

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

Impacted Files	Coverage Δ
cmd/crowdsec-cli/decisions.go	60.97% <0.00%> (ø)
cmd/crowdsec-cli/alerts.go	73.54% <100.00%> (ø)
cmd/crowdsec-cli/alerts_table.go	72.60% <100.00%> (ø)
cmd/crowdsec-cli/decisions_table.go	90.62% <100.00%> (ø)
pkg/acquisition/modules/cloudwatch/cloudwatch.go	77.49% <0.00%> (-1.00%)	⬇️
pkg/acquisition/modules/docker/docker.go	61.09% <0.00%> (+0.24%)	⬆️

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[sabban]

lgtm