Convert skottie's cloud build to use CanvasKit

Bug: skia:
Change-Id: Id550fe3a051e5000bc1254e3a300fb88c8e6a61e
Reviewed-on: https://skia-review.googlesource.com/c/170261
Reviewed-by: Joe Gregorio <jcgregorio@google.com>

docker/cloudbuild.yaml

@@ -26,14 +26,6 @@ steps:
     args: ['./build_fiddler_release']
     timeout: 600s
 
-  - name: 'gcr.io/skia-public/infra:prod'
-    dir: '/home/skia/golib/src/go.skia.org/infra/skottie'
-    env:
-      - 'ROOT=/workspace/__skottie_staging'
-      - 'SKIP_BUILD=1'
-    args: ['make', 'release_ci']
-    timeout: 600s
-
   - name: 'gcr.io/skia-public/infra:prod'
     dir: '/home/skia/golib/src/go.skia.org/infra/debugger'
     env:
@@ -61,6 +53,17 @@ steps:
     dir: 'wasm-products'
     timeout: 600s
 
+  - name: 'gcr.io/cloud-builders/docker'
+    args: ['run', '--volume', '/workspace/wasm-products:/OUT',
+           '--volume', '/workspace/__skottie_staging:/workspace/__skottie_staging',
+           '--env', 'ROOT=/workspace/__skottie_staging',
+           '--env', 'SKIP_BUILD=1',
+           '--workdir', '/home/skia/golib/src/go.skia.org/infra/skottie',
+           'gcr.io/skia-public/infra:prod',
+           'make', 'release_ci']
+    dir: 'wasm-products'
+    timeout: 600s
+
   - name: 'gcr.io/cloud-builders/docker'
     args: ['build', '-t', 'gcr.io/$PROJECT_ID/fiddler:$COMMIT_SHA', '/workspace/__fiddler_staging']
     timeout: 600s