Update dependency @deno/sandbox to ^0.13.0

Author: renovate[bot]

pkl-packages/deno.jsonc

@@ -10,7 +10,7 @@
         "raw-imports"
     ],
     "imports": {
-        "@deno/sandbox": "jsr:@deno/sandbox@^0.12.0",
+        "@deno/sandbox": "jsr:@deno/sandbox@^0.13.0",
         "@lit-labs/ssr": "npm:@lit-labs/ssr@^4.0.0",
         "@lit/task": "npm:@lit/task@^1.0.3",
         "@std/assert": "jsr:@std/assert@^1.0.18",