cmd/link: support dwarf64 when writing .debug_frame
cmd/link: support dwarf64 when writing .debug_frame

Fixes #28558

Change-Id: I0ecd9c47fb017cf4bd44725a83a0016c7bb94633
Reviewed-on: https://go-review.googlesource.com/c/go/+/156478
Run-TryBot: Ian Lance Taylor <87e9c6d529889242b7e184afb632328636553ab4@golang.org>
TryBot-Result: Gobot Gobot <66cb808b70d30c07676d5e946fee83fd561249e5@golang.org>
Reviewed-by: Ian Lance Taylor <87e9c6d529889242b7e184afb632328636553ab4@golang.org>

nawawi/go,cloudflare/go,josharian/go,cloudflare/go,cloudflare/go,nawawi/go,akutz/go,golang/go,nawawi/go,cloudflare/go,CAFxX/go,akutz/go,golang/go,akutz/go,akutz/go,nawawi/go,golang/go,golang/go,josharian/go,CAFxX/go,akutz/go,cloudflare/go,akutz/go,golang/go,cloudflare/go,nawawi/go,golang/go,CAFxX/go,cloudflare/go,nawawi/go,CAFxX/go,CAFxX/go,josharian/go,josharian/go,josharian/go,CAFxX/go,akutz/go,nawawi/go,josharian/go,akutz/go,josharian/go,CAFxX/go,nawawi/go,golang/go,josharian/go,golang/go,CAFxX/go,cloudflare/go