Bump smallvec from 1.8.0 to 1.8.1

[dependabot]

Bumps smallvec from 1.8.0 to 1.8.1.

Release notes

Sourced from smallvec's releases.

v1.8.1

• Optimize inserts at the end of the vector (#282).
• Fix possible aliasing issues with raw pointers (#277).
• Fix format of license field in Cargo manifest (#278).

Commits

• 4ce5e16 Version 1.8.1
• 7f9e513 Add a benchmark for the insert case where index == len.
• b233568 Optimize insert for the case where index == len.
• bb8def4 Use SPDX license format (#278)
• 8363ea8 Auto merge of #277 - saethlin:fix-aliasing, r=mbrubeck
• ecd69b9
• b257aad Fix Miri complaints with -Zmiri-tag-raw-pointers
• See full diff in compare view

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[codecov]

Codecov Report

Merging #3484 (49f8ff1) into master (52289a6) will decrease coverage by 0.35%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #3484      +/-   ##
==========================================
- Coverage   31.30%   30.95%   -0.34%     
==========================================
  Files         500      500              
  Lines       46900    46900              
  Branches    22129    22119      -10     
==========================================
- Hits        14678    14515     -163     
- Misses      18014    18141     +127     
- Partials    14208    14244      +36     

Flag	Coverage Δ
unittests	30.95% <ø> (-0.34%)	⬇️

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

Impacted Files	Coverage Δ
consensus/src/consensus.rs	39.69% <0.00%> (-20.63%)	⬇️
executor/src/block_executor.rs	22.23% <0.00%> (-15.55%)	⬇️
consensus/src/dummy.rs	65.22% <0.00%> (-13.04%)	⬇️
vm/types/src/language_storage_ext.rs	37.50% <0.00%> (-12.50%)	⬇️
vm/types/src/on_chain_config/mod.rs	39.73% <0.00%> (-10.95%)	⬇️
vm/natives/src/lib.rs	80.00% <0.00%> (-10.00%)	⬇️
vm/types/src/on_chain_config/vm_config.rs	35.00% <0.00%> (-10.00%)	⬇️
chain/src/verifier/mod.rs	35.16% <0.00%> (-8.59%)	⬇️
...ccount_config/resources/module_upgrade_strategy.rs	34.29% <0.00%> (-8.57%)	⬇️
abi/decoder/src/lib.rs	1.58% <0.00%> (-7.87%)	⬇️
... and 92 more

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