golang: v↑ go1.17 (1.17.3 -> 1.17.6)

Going Go1.17.3 -> Go1.17.6 brings in fixes to compiler, runtime and stdlib
including security fixes to syscall and net/http packages.

https://go.dev/doc/devel/release#go1.17.minor

Tested via:

- SlapOS.SoftwareReleases.IntegrationTest.Python2 (https://nexedijs.erp5.net/#/test_result_module/20220118-7422B39B), and
- SlapOS.SoftwareReleases.IntegrationTest.Python3 (https://nexedijs.erp5.net/#/test_result_module/20220118-30B9FCE8)

/cc @luke, @jerome, @alain.takoudjou, @xavier_thompson @tomo, @lu.xu
/reviewed-on !1116
6 jobs for 1.0 in 0 seconds
Status Job ID Name Coverage
  External
passed SlapOS.Eggs.UnitTest-Master.Python2

00:22:06

passed SlapOS.Eggs.UnitTest-Master.Python3

00:24:23

passed SlapOS.SlapRunner.ResilienceTest-Master

00:22:52

failed SlapOS.SlapRunner.ResilienceTest-Master.ERP5

passed Wendelin.StandaloneDeploymentScriptTest-Debian.Buster.Master

10:34:01

failed SlapOS.SlapRunner.ResilienceTest-Master.ERP5

01:40:48