Fix the docker path for Bazel docs publisher and set timeout

PiperOrigin-RevId: 174867981

Author: damienmg

scripts/docs/cloudbuild.yaml

@@ -1,6 +1,6 @@
 steps:
 - name: gcr.io/cloud-builders/docker
-  args: ['build', '--tag=gcr.io/$PROJECT_ID/bazel-jekyll', 'scripts']
+  args: ['build', '--tag=gcr.io/$PROJECT_ID/bazel-jekyll', 'scripts/docs']
 - name: gcr.io/$PROJECT_ID/bazel-jekyll
   args: ['build', '//site']
 - name: gcr.io/cloud-builders/gsutil
@@ -9,3 +9,5 @@ steps:
   args: ['web', 'set', '-m', 'index.html', '-e', '404.html', 'gs://docs.bazel.build']
 - name: gcr.io/cloud-builders/gsutil
   args: ['-m', 'acl', 'ch', '-R', '-u', 'AllUsers:R', 'gs://docs.bazel.build']
+
+timeout: 3600s