Tour of Heroes HTTP part missing httpOptions

[codeninja55]

I'm submitting a...

[ ] Regression (a behavior that used to work and stopped working in a new release)
[ ] Bug report
[ ] Feature request
[x] Documentation issue or request
[ ] Support request => Please do not submit support request here, instead see https://github.com/angular/angular/blob/master/CONTRIBUTING.md#question

Current behavior

During the HTTP section of the Tour of Heroes, there is no clear instructions on where to store the httpOptions constant.

Expected behavior

Instructions under Heroes and HTTP subsection describing where to define the httpOptions constant.

[jenniferfell]

@chembu : Will you review this issue and associated PR? If the PR looks good, let me know and I'll reach out and seek pull approval. Thanks!

[sreevani-ship-it]

Reviewed the PR. LGTM.

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