chore: wire up usage tracking for managed agents (#19096)

Wires up the usage collector and publisher to coderd.

Relates to coder/internal#814

cli/delete_test.go

@@ -111,7 +111,6 @@ func TestDelete(t *testing.T) {
 		// The API checks if the user has any workspaces, so we cannot delete a user
 		// this way.
 		ctx := testutil.Context(t, testutil.WaitShort)
-		// nolint:gocritic // Unit test
 		err := api.Database.UpdateUserDeletedByID(dbauthz.AsSystemRestricted(ctx), deleteMeUser.ID)
 		require.NoError(t, err)
 

cli/provisioners_test.go

@@ -31,7 +31,6 @@ func TestProvisioners_Golden(t *testing.T) {
 	// Replace UUIDs with predictable values for golden files.
 	replace := make(map[string]string)
 	updateReplaceUUIDs := func(coderdAPI *coderd.API) {
-		//nolint:gocritic // This is a test.
 		systemCtx := dbauthz.AsSystemRestricted(context.Background())
 		provisioners, err := coderdAPI.Database.GetProvisionerDaemons(systemCtx)
 		require.NoError(t, err)