[Merged by Bors] - Cache the full response of the v1/info

[ConvallariaMaj]

Motivation

Cache full response of the v1/info to decrease amount of requests to poet server

Description

Closes #6226

• cache full full response of the v1/info
• remove requesting certifier info separately

Test Plan

Unit tests implemented

TODO

• Explain motivation or link existing issue(s)
• Test changes and document test plan
• Update documentation as needed
• Update changelog as needed

[codecov]

Codecov Report

Attention: Patch coverage is 96.00000% with 1 line in your changes missing coverage. Please review.

Project coverage is 81.8%. Comparing base (fd3833a) to head (e7a2606).
Report is 6 commits behind head on develop.

Files with missing lines	Patch %	Lines
activation/poet.go	93.3%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##           develop   #6274   +/-   ##
=======================================
  Coverage     81.7%   81.8%           
=======================================
  Files          312     312           
  Lines        34625   34613   -12     
=======================================
+ Hits         28303   28315   +12     
+ Misses        4483    4459   -24     
  Partials      1839    1839           

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[pigmej]

bors merge

[spacemesh-bors]

Pull request successfully merged into develop.

Build succeeded:

• ci-status
• systest-status