internal/coverage: add internal/stringslite to hard-coded coverpkg ID list
Add internal/stringslite to the list of hard-coded package IDs to be
special cased in coverage package registration. This patch fixes
a new -coverpkg=all failure on the darwin longtest builders.
Change-Id: I56357572f215fab09f46226fe205924136322d9e
Reviewed-on: https://go-review.googlesource.com/c/go/+/601755 Reviewed-by: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>