CVE:2021-0341 upgrading package from retrofit retrofit2

[Luthan95]

here is the reference that i used.
square/retrofit#1299

for logging interceptor
https://howtodoinjava.com/retrofit2/logging-with-retrofit2/

[spinnakerbot]

The following commits need their title changed:

• 4311e62: changing from retrofit to retrofit2 package as retrofit package is outdated

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<type>(<scope>): <subject>, e.g. fix(kubernetes): address NPE in status check

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[dbyron-sf]

This is going to break existing configuration. Can we leave it as retrofit?