feat(api): add user creation to user service (#5745)

* chore(proto): update versions

* change protoc plugin

* some cleanups

* define api for setting emails in new api

* implement user.SetEmail

* move SetEmail buisiness logic into command

* resuse newCryptoCode

* command: add ChangeEmail unit tests

Not complete, was not able to mock the generator.

* Revert "resuse newCryptoCode"

This reverts commit c89e90ae35.

* undo change to crypto code generators

* command: use a generator so we can test properly

* command: reorganise ChangeEmail

improve test coverage

* implement VerifyEmail

including unit tests

* add URL template tests

* begin user creation

* change protos

* implement metadata and move context

* merge commands

* proto: change context to object

* remove old auth option

* remove old auth option

* fix linting errors

run gci on modified files

* add permission checks and fix some errors

* comments

* comments

* update email requests

* rename proto requests

* cleanup and docs

* simplify

* simplify

* fix setup

* remove unused proto messages / fields

---------

Co-authored-by: adlerhurst <silvan.reusser@gmail.com>
Co-authored-by: Tim Möhlmann <tim+github@zitadel.com>

pkg/grpc/user/v2alpha/user.go

@@ -0,0 +1,5 @@
+package user
+
+func (r *AddHumanUserRequest) AuthContext() string {
+	return r.GetOrganisation().GetOrgId()
+}