feat(oidc): token exchange impersonation (#7516)

* add token exchange feature flag

* allow setting reason and actor to access tokens

* impersonation

* set token types and scopes in response

* upgrade oidc to working draft state

* fix tests

* audience and scope validation

* id toke and jwt as input

* return id tokens

* add grant type  token exchange to app config

* add integration tests

* check and deny actors in api calls

* fix instance setting tests by triggering projection on write and cleanup

* insert sleep statements again

* solve linting issues

* add translations

* pin oidc v3.15.0

* resolve comments, add event translation

* fix refreshtoken test

* use ValidateAuthReqScopes from oidc

* apparently the linter can't make up its mind

* persist actor thru refresh tokens and check in tests

* remove unneeded triggers

internal/domain/user.go

@@ -42,6 +42,7 @@ const (
 	UserAuthMethodTypeIDP
 	UserAuthMethodTypeOTPSMS
 	UserAuthMethodTypeOTPEmail
+	UserAuthMethodTypeOTP // generic OTP when parsing AMR from OIDC
 	userAuthMethodTypeCount
 )
 
@@ -59,7 +60,8 @@ func HasMFA(methods []UserAuthMethodType) bool {
 			UserAuthMethodTypeTOTP,
 			UserAuthMethodTypeOTPSMS,
 			UserAuthMethodTypeOTPEmail,
-			UserAuthMethodTypeIDP:
+			UserAuthMethodTypeIDP,
+			UserAuthMethodTypeOTP:
 			factors++
 		case UserAuthMethodTypeUnspecified,
 			userAuthMethodTypeCount: