time: truncate fractional seconds longer than 9 digits
Fixes #48685
Change-Id: Id246708878c2902b407ab759537f6b545a1f459f
GitHub-Last-Rev:
4d985192c5a66ae8891539f166ef88b53cd1cbea
GitHub-Pull-Request: golang/go#48750
Reviewed-on: https://go-review.googlesource.com/c/go/+/353713
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Emmanuel Odeke <emmanuel@orijtech.com>
Trust: Emmanuel Odeke <emmanuel@orijtech.com>