[fix] #3038: Re-enable multisigs

[Erigara]

Description of the Change

• Revert some changes made to Queue and Sumeragi to bring multisignatures back.
• Turn on tests that works with multisigs.
• Add second queue for the multisignatures.

We need second queue for multisigns in order to prevent situation when multisig transactions prevent ordinary transactions from being processed.

Issue

Closes #2595, #3038, #3039.

Benefits

Multisignatures are working again.

Possible Drawbacks

More complex queue.

Usage Examples or Tests

Test for multisig functionality on one peer:

cargo test --package iroha_core --lib -- queue::tests::push_multisignature_tx --exact --nocapture

Test for multisig transaction gossiping between multiple peers:

cargo test --package iroha_client --test mod -- integration::multisignature_transaction::multisignature_transactions_should_wait_for_all_signatures --exact --nocapture

[codecov]

Codecov Report

Merging #3043 (b892ca5) into iroha2-dev (a4d5c9f) will increase coverage by 2.13%.
The diff coverage is 67.41%.

@@              Coverage Diff               @@
##           iroha2-dev    #3043      +/-   ##
==============================================
+ Coverage       62.33%   64.47%   +2.13%     
==============================================
  Files             169      171       +2     
  Lines           31218    33030    +1812     
==============================================
+ Hits            19459    21295    +1836     
+ Misses          11759    11735      -24     

Impacted Files	Coverage Δ
cli/src/main.rs	1.09% <0.00%> (ø)
cli/src/torii/mod.rs	27.65% <ø> (ø)
cli/src/torii/utils.rs	75.00% <0.00%> (-9.85%)	⬇️
client_cli/src/main.rs	0.24% <0.00%> (-0.01%)	⬇️
config/base/src/lib.rs	91.57% <ø> (+55.21%)	⬆️
config/src/lib.rs	33.33% <ø> (ø)
config/src/logger.rs	70.21% <ø> (ø)
config/src/path.rs	0.00% <0.00%> (ø)
core/src/smartcontracts/isi/block.rs	85.71% <ø> (-3.18%)	⬇️
.../src/smartcontracts/isi/permissions/combinators.rs	45.94% <ø> (ø)
... and 146 more

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[QuentinI]

I assume this builds upon #3035, so looked only at the last commit.

Edit: sorry, didn't notice it's a draft, feel free to dismiss if it's not the final product :)