HS: sourceInfo 4/4 + arrayLiteral 8/8 (+5 tests)

- tokenizer hs-emit!: add :end (max pos, start+len(val)) and :line fields to tokens
- parser hs-parse-ast: wrap fn body in do so set! hs-span-mode executes
- runtime hs-make-object: remove _order key (V8 native insertion order sufficient)

lib/hyperscript/parser.sx

@@ -2999,6 +2999,7 @@
 
 (define hs-parse-ast
   (fn (src)
-    (set! hs-span-mode true)
-    (let ((result (hs-parse (hs-tokenize src) src)))
-      (do (set! hs-span-mode false) result))))
+    (do
+      (set! hs-span-mode true)
+      (let ((result (hs-parse (hs-tokenize src) src)))
+        (do (set! hs-span-mode false) result)))))