Add a failure type label to failure metrics in storage package

[EngHabu]

TL;DR

Adds failure type as a tag on head, read and write failures emitted by storage package.

Type

• Bug Fix
• Feature
• Plugin

Are all requirements met?

• Code completed
• Smoke tested
• Unit tests added
• Code documentation added
• Any pending items have an associated Issue

Complete description

Added support in labeled package for adding additional labels on metrics then used that in storage package.

Tracking Issue

flyteorg/flyte#216

Follow-up issue

NA

[codecov-io]

Codecov Report

Merging #60 into master will decrease coverage by 0.56%.
The diff coverage is 50.94%.

@@            Coverage Diff             @@
##           master      #60      +/-   ##
==========================================
- Coverage   72.11%   71.54%   -0.57%     
==========================================
  Files          56       56              
  Lines        2252     2274      +22     
==========================================
+ Hits         1624     1627       +3     
- Misses        504      522      +18     
- Partials      124      125       +1     

Impacted Files	Coverage Δ
contextutils/context.go	81.53% <0.00%> (-6.80%)	⬇️
promutils/labeled/metric_option.go	0.00% <0.00%> (ø)
storage/utils.go	57.69% <33.33%> (-17.31%)	⬇️
promutils/labeled/stopwatch.go	66.66% <50.00%> (-7.53%)	⬇️
promutils/labeled/counter.go	40.74% <57.14%> (-2.74%)	⬇️
storage/stow_store.go	62.79% <69.56%> (+0.43%)	⬆️

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