Run capture SKPs on golo machines

Bug: skia:
Change-Id: Ia8d43afbe35ddbdb5cc27eaaed93f13768b4cec0
Reviewed-on: https://skia-review.googlesource.com/20159
Reviewed-by: Ravi Mistry <rmistry@google.com>
Commit-Queue: Ravi Mistry <rmistry@google.com>
diff --git a/ct/go/master_scripts/capture_skps_on_workers/main.go b/ct/go/master_scripts/capture_skps_on_workers/main.go
index d709a68..6e15321 100644
--- a/ct/go/master_scripts/capture_skps_on_workers/main.go
+++ b/ct/go/master_scripts/capture_skps_on_workers/main.go
@@ -103,7 +103,7 @@
 
 	isolateFile := util.CAPTURE_SKPS_ISOLATE
 	maxPages := MAX_PAGES_PER_SWARMING_BOT_CAPTURE_SKPS
-	workerDimensions := util.GCE_WORKER_DIMENSIONS
+	workerDimensions := util.GOLO_WORKER_DIMENSIONS
 	hardTimeout := 3 * time.Hour
 	ioTimeout := 1 * time.Hour
 	if strings.Contains(strings.ToUpper(*pagesetType), "PDF") {