[fix] #2013: Hotfix CLI args.

[appetrosyan]

Signed-off-by: Aleksandr a-p-petrosyan@yandex.ru

Description of the Change

• Accept empty args which are sometimes passed by exec.
• Fixed CI coverage workflow.
• Generate changelog for the March Release

Issue

Closes #2013

Benefits

Changelog, working CLI args, working push workflow.

Possible Drawbacks

None

[codecov]

Codecov Report

Merging #2014 (23a43f2) into iroha2-dev (85d881c) will decrease coverage by 0.01%.
The diff coverage is 0.00%.

@@              Coverage Diff               @@
##           iroha2-dev    #2014      +/-   ##
==============================================
- Coverage       77.95%   77.93%   -0.02%     
==============================================
  Files             176      176              
  Lines           23982    23982              
==============================================
- Hits            18694    18690       -4     
- Misses           5288     5292       +4     

Impacted Files	Coverage Δ
cli/src/main.rs	2.27% <0.00%> (ø)
crypto/src/signature.rs	85.04% <0.00%> (-2.00%)	⬇️
core/src/block_sync.rs	89.15% <0.00%> (-1.21%)	⬇️
core/src/kura.rs	93.90% <0.00%> (-0.18%)	⬇️
core/src/sumeragi/fault.rs	83.39% <0.00%> (+0.18%)	⬆️
core/src/sumeragi/message.rs	88.47% <0.00%> (+0.26%)	⬆️
core/src/sumeragi/network_topology.rs	96.38% <0.00%> (+0.55%)	⬆️
tools/kura_inspector/src/print.rs	96.92% <0.00%> (+0.76%)	⬆️

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