Update nginx image to 0.86

[aledbf]

What this PR does / why we need it:

Which issue this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close that issue when PR gets merged): fixes #

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Codecov Report

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@@            Coverage Diff            @@
##             master    #4123   +/-   ##
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  Coverage          ?   57.79%           
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  Files             ?       87           
  Lines             ?     6459           
  Branches          ?        0           
=========================================
  Hits              ?     3733           
  Misses            ?     2295           
  Partials          ?      431

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[ElvinEfendi]

/lgtm

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: aledbf, ElvinEfendi

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