chore: update to go 1.17 (#3557)

* chore: update to go 1.17

Co-authored-by: Ralf Pannemans <ralf.pannemans@sap.com>

* update workflows

Co-authored-by: Pavel Busko <pavel.busko@sap.com>

* fixed multipart upload tests

Co-authored-by: Johannes Dillmann <j.dillmann@sap.com>

* go fmt

Co-authored-by: Pavel Busko <pavel.busko@sap.com>

* Update to go 1.17

Co-authored-by: Ralf Pannemans <ralf.pannemans@sap.com>

* Update vault to v1.9.3

Co-authored-by: Pavel Busko <pavel.busko@sap.com>

Co-authored-by: Ralf Pannemans <ralf.pannemans@sap.com>
Co-authored-by: Pavel Busko <pavel.busko@sap.com>
Co-authored-by: Johannes Dillmann <j.dillmann@sap.com>
Co-authored-by: ffeldmann <f.feldmann@sap.com>

integration/integration_golang_test.go

@@ -1,4 +1,6 @@
+//go:build integration
 // +build integration
+
 // can be execute with go test -tags=integration ./integration/...
 
 package main