Simplify address conversion

[turbolent]

There is no need to convert from a Cadence address, an 8-byte array, to a short byte slice (leading zeros removed), then convert back to a Flow address, again an 8-byte array. Simply convert directly between the two arrays address types

[Kay-Zee]

bors merge

[codecov-commenter]

Codecov Report

Merging #1422 (7eba824) into master (aa41a3b) will decrease coverage by 0.00%.
The diff coverage is 77.27%.

@@            Coverage Diff             @@
##           master    #1422      +/-   ##
==========================================
- Coverage   55.18%   55.17%   -0.01%     
==========================================
  Files         521      521              
  Lines       32522    32522              
==========================================
- Hits        17946    17945       -1     
- Misses      12166    12167       +1     
  Partials     2410     2410              

Flag	Coverage Δ
unittests	55.17% <77.27%> (-0.01%)	⬇️

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

Impacted Files	Coverage Δ
fvm/scriptEnv.go	40.30% <62.50%> (ø)
fvm/transactionEnv.go	48.81% <80.00%> (ø)
fvm/account.go	83.33% <100.00%> (ø)
fvm/transactionInvocator.go	73.61% <100.00%> (ø)
fvm/transactionStorageLimiter.go	85.71% <100.00%> (ø)
module/component/component.go	37.86% <0.00%> (-0.98%)	⬇️

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[bors]

Build succeeded:

• Integration Tests (1.15)
• Integration Tests (1.16)
• Lint
• Unit Tests (1.15)
• Unit Tests (1.16)