Fixed logger levels in viper

[yindia]

TL;DR

• Fixed logger level in viper 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

How did you fix the bug, make the feature etc. Link to any design docs etc

Tracking Issue

https://github.com/flyteorg/flyte/issues/

Follow-up issue

NA
OR
https://github.com/flyteorg/flyte/issues/

[codecov]

Codecov Report

Merging #87 (64c479d) into master (92b25c6) will decrease coverage by 0.04%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##           master      #87      +/-   ##
==========================================
- Coverage   65.49%   65.45%   -0.05%     
==========================================
  Files          59       59              
  Lines        2275     2275              
==========================================
- Hits         1490     1489       -1     
- Misses        642      643       +1     
  Partials      143      143              

Flag	Coverage Δ
unittests	65.45% <0.00%> (-0.05%)	⬇️

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

Impacted Files	Coverage Δ
config/viper/viper.go	8.02% <0.00%> (ø)
sets/generic_set.go	93.33% <0.00%> (-1.67%)	⬇️

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[EngHabu]

Thank you!