cmd/link: put type:* at the start of the type descriptors
That used to happen naturally because the symbol had zero size.
After CL 724261 we need to force it.
Fixes #77372
Change-Id: Ia8eef989bc9cbad5459b60ff6535136e7e0c6cab
Reviewed-on: https://go-review.googlesource.com/c/go/+/740400 Reviewed-by: Keith Randall <khr@golang.org>
Auto-Submit: Ian Lance Taylor <iant@golang.org> Reviewed-by: Dmitri Shuralyov <dmitshur@google.com> Reviewed-by: Keith Randall <khr@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>