[x/blog] module-compatibility: make the notgrpc example use the value as previous
[x/blog] module-compatibility: make the notgrpc example use the value as previous

In the grpc.Dial option, the MaxDelay is set to time.Second, but in the
next example for a struct option the MaxDelay is set to time.Minute.

This changes make both examples use the same values for MaxDelay.

Change-Id: I0413b3ab88a1bcdc049827352b3662b98c88039d
Reviewed-on: https://go-review.googlesource.com/c/blog/+/277532
Reviewed-by: Jean de Klerk <605b93664484fed1e671a07bff68da39e73d0174@google.com>
Trust: Jean de Klerk <605b93664484fed1e671a07bff68da39e73d0174@google.com>
Run-TryBot: Jean de Klerk <605b93664484fed1e671a07bff68da39e73d0174@google.com>
X-Blog-Commit: 230e17776525076eeb5b3b5470ae0a43433f006f

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