update to go1.20.2

[thaJeztah]

• follow-up to update golangci-lint to v1.52.2 #4134

- Description for the changelog

- A picture of a cute animal (not mandatory but encouraged)

[codecov-commenter]

Codecov Report

Merging #4140 (a798282) into master (adbfa82) will increase coverage by 0.00%.
The diff coverage is n/a.

Additional details and impacted files

@@ Coverage Diff @@## master #4140 +/- ##
=======================================
Coverage 59.09% 59.10% =======================================
Files 285 287 +2 Lines 24739 24742 +3 =======================================
+ Hits 14620 14624 +4 
Misses 9234 9234 + Partials 885 884 -1 

[thaJeztah]

Weird;

=== Failed
=== FAIL: e2e/cli-plugins TestGlobalHelp/bare (0.17s)
help_test.go:67: assertion failed: --- ←
+++ output
@@ -32,4 +32,5 @@
system Manage Docker
trust Manage trust on Docker images
+ volume Manage volumes
Swarm Commands: