rust update tiny-keccak, hmac, sha2 dependencies

[ptrus]

Part of #3245

[codecov]

Codecov Report

Merging #3260 into master will decrease coverage by 0.02%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #3260      +/-   ##
==========================================
- Coverage   67.60%   67.57%   -0.03%     
==========================================
  Files         371      371              
  Lines       36864    36864              
==========================================
- Hits        24922    24911      -11     
- Misses       8755     8756       +1     
- Partials     3187     3197      +10     

Impacted Files	Coverage Δ
go/oasis-node/cmd/common/metrics/disk.go	65.51% <0.00%> (-20.69%)	⬇️
go/consensus/tendermint/api/errors.go	86.66% <0.00%> (-13.34%)	⬇️
go/storage/mkvs/checkpoint/restorer.go	82.45% <0.00%> (-10.53%)	⬇️
go/oasis-node/cmd/common/metrics/resource.go	84.00% <0.00%> (-8.00%)	⬇️
go/common/grpc/policy/policy.go	64.38% <0.00%> (-6.85%)	⬇️
go/worker/storage/service_external.go	51.47% <0.00%> (-5.89%)	⬇️
go/worker/common/committee/runtime_host.go	65.71% <0.00%> (-4.77%)	⬇️
go/common/sgx/common.go	68.68% <0.00%> (-4.05%)	⬇️
go/storage/metrics.go	73.07% <0.00%> (-3.85%)	⬇️
go/worker/storage/committee/checkpoint_sync.go	77.06% <0.00%> (-3.59%)	⬇️
... and 24 more

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