encoding/json: report true from v2 Decoder.More when an error is pending
Historically, Decoder.More reports true when the next read will
return an error. Adjust the v2 Decoder to follow this behavior.
Fixes #76467
Change-Id: I03bfa391e4e89ada8ca869db43c1d0bb63cc0413
Reviewed-on: https://go-review.googlesource.com/c/go/+/728300 Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Damien Neil <dneil@google.com> Reviewed-by: Joseph Tsai <joetsai@digital-static.net>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>