Unified Storage Search: Add sprinkles (#97820)

* Wire up sprinkles to oss and enterprise. Fetching sprinkles not implemented yet.

* Adds wireset for initializing document builders. Had to init it when creating the service to avoid cyclical imports.

* updates to int64 for stats

* adds config for sprinklesApiServer and gets sprinkles from there when its present

* add comment for later

* adds feature toggle for sprinkles. returns empty results when flag not enabled.

* adds unified storage config setting for sprinkles apiserver page limit

* fixes bug where dashboard uid was not getting set

* when creating dashboard summary, use metadata.name as the dashboard uid

* cleans up wire. use existing oss and enterprise sets to generate doc builders

* remove old wireset

* fix linter - adds missing arg for doc builders

* update dashboard stats in tests

* updates test-data dashboards

* log a warning instead of returning an error if we can't get sprinkles for a namespace

* dont read uid from dashboard json

pkg/storage/unified/sql/test/integration_test.go

@@ -366,7 +366,7 @@ func TestClientServer(t *testing.T) {
 
 	features := featuremgmt.WithFeatures()
 
-	svc, err := sql.ProvideUnifiedStorageGrpcService(cfg, features, dbstore, nil, prometheus.NewPedanticRegistry())
+	svc, err := sql.ProvideUnifiedStorageGrpcService(cfg, features, dbstore, nil, prometheus.NewPedanticRegistry(), nil)
 	require.NoError(t, err)
 	var client resource.ResourceStoreClient