build(ngcontainer): update BAZEL_VERSION to 0.17.1

[manekinekko]

PR Checklist

Please check if your PR fulfills the following requirements:

• The commit message follows our guidelines: https://github.com/angular/angular/blob/master/CONTRIBUTING.md#commit
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

Bazel version '0.16.1' doesn't seem to be available anymore! Updating to 0.17.1 to fix the issue.

[ ] Bugfix
[ ] Feature
[ ] Code style update (formatting, local variables)
[ ] Refactoring (no functional changes, no api changes)
[x] Build related changes
[x] CI related changes
[ ] Documentation content changes
[ ] angular.io application / infrastructure changes
[ ] Other... Please describe:

What is the current behavior?

Building the angular/ngcontainer fails with the following error:

E: Version '0.16.1' for 'bazel' was not found
The command '/bin/sh -c BAZEL_VERSION="0.16.1"  && wget -q -O - https://bazel.build/bazel-release.pub.gpg | apt-key add -  && echo "deb [arch=amd64] http://storage.googleapis.com/bazel-apt stable jdk1.8" > /etc/apt/sources.list.d/bazel.list  && apt-get update  && apt-get install -y bazel=$BAZEL_VERSION  && rm -rf /var/lib/apt/lists/*' returned a non-zero code: 100
ERROR
ERROR: build step 0 "gcr.io/cloud-builders/docker" failed: exit status 100

Issue Number: N/A

What is the new behavior?

The build pass and a docker image is created.

Does this PR introduce a breaking change?

[ ] Yes
[x] No

Other information

[alexeagle]

I'll take over the PR - there are more places to update (see previous updates)

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