log/slog: fix broken link to AnyValue in comment

Change-Id: Ida52a2bf6a415017942bf9ccd74a1ea9ed02bc46
Reviewed-on: https://go-review.googlesource.com/c/go/+/505535
TryBot-Result: Gopher Robot <[email protected]>
Reviewed-by: Dmitri Shuralyov <[email protected]>
Auto-Submit: Cuong Manh Le <[email protected]>
Reviewed-by: Jonathan Amsterdam <[email protected]>
Reviewed-by: Dmitri Shuralyov <[email protected]>
Run-TryBot: Cuong Manh Le <[email protected]>

Author: cuonglm

src/log/slog/attr.go

@@ -81,7 +81,7 @@ func argsToAttrSlice(args []any) []Attr {
 }
 
 // Any returns an Attr for the supplied value.
-// See [Value.AnyValue] for how values are treated.
+// See [AnyValue] for how values are treated.
 func Any(key string, value any) Attr {
 	return Attr{key, AnyValue(value)}
 }