PMM-12836 restructure alerting api

Makefile.include

@@ -48,7 +48,7 @@ gen-api:            ## Generate PMM API
 
 	bin/buf generate -v api
 
-	for API in api/agentlocal/v1 api/server/v1 api/inventory/v1 api/management/v1 api/management/v1/alerting api/management/v1/backup api/management/v1/dump api/management/v1/azure api/management/v1/role api/qan/v1beta1 api/management/v1/agent api/management/v1/node api/management/v1/service api/platform/v1 api/user/v1; do \
+	for API in api/agentlocal/v1 api/server/v1 api/inventory/v1 api/management/v1 api/alerting/v1 api/management/v1/backup api/management/v1/dump api/management/v1/azure api/management/v1/role api/qan/v1beta1 api/management/v1/agent api/management/v1/node api/management/v1/service api/platform/v1 api/user/v1; do \
 		set -x ; \
 		bin/swagger mixin $$API/json/header.json $$API/*.swagger.json --output=$$API/json/$$(basename $$API).json --keep-spec-order; \
 		bin/swagger flatten --with-flatten=expand --with-flatten=remove-unused $$API/json/$$(basename $$API).json --output=$$API/json/$$(basename $$API).json ; \
@@ -75,7 +75,7 @@ gen-api:            ## Generate PMM API
 		api/user/v1/json/v1.json \
 		api/management/v1/json/v1.json \
 		api/management/v1/backup/json/backup.json \
-		api/management/v1/alerting/json/alerting.json
+		api/alerting/v1/json/alerting.json
 	bin/swagger validate api/swagger/swagger.json
 
 	bin/swagger-order --output=api/swagger/swagger.json api/swagger/swagger.json
@@ -87,7 +87,7 @@ gen-api:            ## Generate PMM API
 		api/user/v1/json/v1.json \
 		api/inventory/v1/json/v1.json \
 		api/management/v1/json/v1.json \
-		api/management/v1/alerting/json/alerting.json \
+		api/alerting/v1/json/alerting.json \
 		api/management/v1/backup/json/backup.json \
 		api/management/v1/dump/json/dump.json \
 		api/management/v1/azure/json/azure.json \
@@ -124,7 +124,7 @@ clean: clean_swagger  ## Remove generated files
 	find api -name '*.pb.gw.go' -print -delete
 	find api -name '*.validate.go' -print -delete
 
-	for API in api/agentlocal/v1 api/server/v1 api/inventory/v1 api/management/v1 api/management/v1/alerting api/management/v1/backup api/management/v1/dump api/management/v1/role api/management/v1/agent api/management/v1/node api/management/v1/service api/qan/v1beta1 api/platform/v1 ; do \
+	for API in api/agentlocal/v1 api/server/v1 api/inventory/v1 api/management/v1 api/alerting/v1 api/management/v1/backup api/management/v1/dump api/management/v1/role api/management/v1/agent api/management/v1/node api/management/v1/service api/qan/v1beta1 api/platform/v1 ; do \
 		rm -fr $$API/json/client $$API/json/models $$API/json/$$(basename $$API).json ; \
 	done
 	rm -f api/swagger/swagger.json api/swagger/swagger-dev.json

api-tests/init.go

@@ -36,8 +36,8 @@ import (
 	"github.com/sirupsen/logrus"
 	"golang.org/x/sys/unix"
 
+	alertingClient "github.com/percona/pmm/api/alerting/v1/json/client"
 	inventoryClient "github.com/percona/pmm/api/inventory/v1/json/client"
-	alertingClient "github.com/percona/pmm/api/management/v1/alerting/json/client"
 	backupsClient "github.com/percona/pmm/api/management/v1/backup/json/client"
 	managementClient "github.com/percona/pmm/api/management/v1/json/client"
 	platformClient "github.com/percona/pmm/api/platform/v1/json/client"

api-tests/management/alerting/alerting_test.go

@@ -34,8 +34,8 @@ import (
 	"gopkg.in/yaml.v3"
 
 	pmmapitests "github.com/percona/pmm/api-tests"
-	alertingClient "github.com/percona/pmm/api/management/v1/alerting/json/client"
-	alerting "github.com/percona/pmm/api/management/v1/alerting/json/client/alerting_service"
+	alertingClient "github.com/percona/pmm/api/alerting/v1/json/client"
+	alerting "github.com/percona/pmm/api/alerting/v1/json/client/alerting_service"
 	"github.com/percona/pmm/managed/services/grafana"
 )