cmd/go: change link in error message from /wiki to /doc.

The /doc link is currently a redirect (CL 334389),
but I plan to update it soon with a more detailed guide.

Updates #36460

Change-Id: I9e4a47ad0c8bcb7361cfa3e5b9d07ad241b13ba6
Reviewed-on: https://go-review.googlesource.com/c/go/+/332573
Trust: Bryan C. Mills <bcmills@google.com>
Reviewed-by: Jay Conrod <jayconrod@google.com>
Reviewed-by: Michael Matloob <matloob@golang.org>

src/cmd/go/internal/modload/load.go

@@ -1808,7 +1808,7 @@ func (ld *loader) checkTidyCompatibility(ctx context.Context, rs *Requirements)
 		fmt.Fprintf(os.Stderr, "If reproducibility with go %s is not needed:\n\tgo mod tidy%s -compat=%s\n", ld.TidyCompatibleVersion, goFlag, ld.GoVersion)
 
 		// TODO(#46141): Populate the linked wiki page.
-		fmt.Fprintf(os.Stderr, "For other options, see:\n\thttps://golang.org/wiki/PruningModules\n")
+		fmt.Fprintf(os.Stderr, "For other options, see:\n\thttps://golang.org/doc/modules/pruning\n")
 	}
 
 	mg, err := rs.Graph(ctx)