debug/elf: remove incorrect doc link

Here Version is a field in Symbol, not the elf.Version type.

Change-Id: I0285937d806d1a9b53b49420b45a07744be244c2
Reviewed-on: https://go-review.googlesource.com/c/go/+/563095
Reviewed-by: Ian Lance Taylor <iant@google.com>
Commit-Queue: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Austin Clements <austin@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
diff --git a/src/debug/elf/file.go b/src/debug/elf/file.go
index 6b4de0c..398439d 100644
--- a/src/debug/elf/file.go
+++ b/src/debug/elf/file.go
@@ -1434,7 +1434,7 @@
 // will be listed in the order they appear in f.
 //
 // If f has a symbol version table, the returned [File.Symbols] will have
-// initialized [Version] and Library fields.
+// initialized Version and Library fields.
 //
 // For compatibility with [File.Symbols], [File.DynamicSymbols] omits the null symbol at index 0.
 // After retrieving the symbols as symtab, an externally supplied index x