[gold] Deploy diffworker w/ less contention

When deploying this, the diffworkers did not get super behind,
which was one of the main motivators for the v2 of diffworker.

Bug: skia:12221
Change-Id: I9602b5900eebfa1280d16b9a6578f8a20ead21a1
Reviewed-on: https://skia-review.googlesource.com/c/buildbot/+/436116
Reviewed-by: Kevin Lubick <kjlubick@google.com>
diff --git a/golden/k8s-config-templates/gold-common.json5 b/golden/k8s-config-templates/gold-common.json5
index 4ee9751..7393318 100644
--- a/golden/k8s-config-templates/gold-common.json5
+++ b/golden/k8s-config-templates/gold-common.json5
@@ -1,10 +1,10 @@
 {
     "BASELINE_SERVER_IMAGE": "gcr.io/skia-public/gold-baseline-server:2021-07-19T13_12_51Z-kjlubick-14aeba8-clean",
-    "DIFFCALCULATOR_IMAGE":  "gcr.io/skia-public/gold-diffcalculator:2021-08-02T16_52_44Z-kjlubick-d4c358c-clean",
+    "DIFFCALCULATOR_IMAGE":  "gcr.io/skia-public/gold-diffcalculator:2021-08-03T15_22_21Z-kjlubick-54a384e-clean",
     "FRONTEND_IMAGE":        "gcr.io/skia-public/gold-frontend:2021-07-21T12_00_06Z-kjlubick-22bce8f-clean",
     "GITILESFOLLOWER_IMAGE": "gcr.io/skia-public/gold-gitilesfollower:2021-07-19T13_16_56Z-kjlubick-da8c4c4-clean",
     "INGESTION_IMAGE":       "gcr.io/skia-public/gold-ingestion:2021-07-19T13_13_33Z-kjlubick-14aeba8-clean",
-    "PERIODICTASKS_IMAGE":   "gcr.io/skia-public/gold-periodictasks:2021-08-02T16_52_57Z-kjlubick-d4c358c-clean",
+    "PERIODICTASKS_IMAGE":   "gcr.io/skia-public/gold-periodictasks:2021-08-03T15_28_48Z-kjlubick-54a384e-clean",
 
     // Services for testing goldpushk.
     "HEALTHY_SERVER_IMAGE": "gcr.io/skia-public/goldpushk-healthy-server:2019-10-16T18_39_09Z-lovisolo-9b77357-clean",