go/common/cbor: Bump fxamacker/cbor to 58b1cf4afc2b

[kostko]

This should result in some smaller payloads as omitempty should work better for
our use cases now.

[codecov]

Codecov Report

Merging #3204 into master will increase coverage by 0.06%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master    #3204      +/-   ##
==========================================
+ Coverage   67.43%   67.49%   +0.06%     
==========================================
  Files         380      380              
  Lines       36474    36474              
==========================================
+ Hits        24597    24619      +22     
+ Misses       8718     8701      -17     
+ Partials     3159     3154       -5     

Impacted Files	Coverage Δ
go/common/cbor/versioned.go	64.70% <100.00%> (ø)
go/oasis-node/cmd/common/metrics/disk.go	65.51% <0.00%> (-20.69%)	⬇️
go/oasis-node/cmd/common/metrics/resource.go	84.00% <0.00%> (-8.00%)	⬇️
go/worker/common/p2p/dispatch.go	67.28% <0.00%> (-7.48%)	⬇️
...n/crypto/signature/signers/memory/memory_signer.go	71.42% <0.00%> (-4.77%)	⬇️
go/storage/metrics.go	81.08% <0.00%> (-4.06%)	⬇️
go/runtime/host/protocol/connection.go	62.16% <0.00%> (-3.87%)	⬇️
go/worker/keymanager/handler.go	60.37% <0.00%> (-3.78%)	⬇️
go/storage/mkvs/tree.go	89.28% <0.00%> (-3.58%)	⬇️
go/worker/compute/executor/committee/node.go	65.00% <0.00%> (-3.00%)	⬇️
... and 30 more

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