add UpdateUserRoles to plugin api (#26615)

* ProfileImageBytes for EnsureBotOptions

* leverage plugintest.NewAPI

* fix linting

* add UpdateUserRoles to plugin api

server/public/plugin/plugintest/api.go

@@ -4355,6 +4355,34 @@ func (_m *API) UpdateUserCustomStatus(userID string, customStatus *model.CustomS
 	return r0
 }
 
+// UpdateUserRoles provides a mock function with given fields: userID, newRoles
+func (_m *API) UpdateUserRoles(userID string, newRoles string) (*model.User, *model.AppError) {
+	ret := _m.Called(userID, newRoles)
+
+	var r0 *model.User
+	var r1 *model.AppError
+	if rf, ok := ret.Get(0).(func(string, string) (*model.User, *model.AppError)); ok {
+		return rf(userID, newRoles)
+	}
+	if rf, ok := ret.Get(0).(func(string, string) *model.User); ok {
+		r0 = rf(userID, newRoles)
+	} else {
+		if ret.Get(0) != nil {
+			r0 = ret.Get(0).(*model.User)
+		}
+	}
+
+	if rf, ok := ret.Get(1).(func(string, string) *model.AppError); ok {
+		r1 = rf(userID, newRoles)
+	} else {
+		if ret.Get(1) != nil {
+			r1 = ret.Get(1).(*model.AppError)
+		}
+	}
+
+	return r0, r1
+}
+
 // UpdateUserStatus provides a mock function with given fields: userID, status
 func (_m *API) UpdateUserStatus(userID string, status string) (*model.Status, *model.AppError) {
 	ret := _m.Called(userID, status)