Plugins: Migrate plugincontext, adapters and pluginsettings to pkg/services/pluginsintegration package (#64154)

* migrate plugincontext, adapter and pluginsettings

* add to CODEOWNERS

* fix imports

* fix CODEOWNERS

* take pluginsettings

* migrate wire stuff

pkg/expr/nodes.go

@@ -13,8 +13,8 @@ import (
 	"github.com/grafana/grafana/pkg/expr/classic"
 	"github.com/grafana/grafana/pkg/expr/mathexp"
 	"github.com/grafana/grafana/pkg/infra/log"
-	"github.com/grafana/grafana/pkg/plugins/adapters"
 	"github.com/grafana/grafana/pkg/services/datasources"
+	"github.com/grafana/grafana/pkg/services/pluginsintegration/adapters"
 )
 
 var (