fix: build:npm

Author: wan2land

deno.json

@@ -1,6 +1,14 @@
 {
   "name": "@denostack/weakref",
   "version": "0.2.0",
+  "tasks": {
+    "test": "deno task test:unit && deno task test:lint && deno task test:format && deno task test:types",
+    "test:format": "deno fmt --check",
+    "test:lint": "deno lint",
+    "test:unit": "deno test -A",
+    "test:types": "deno check mod.ts",
+    "build:npm": "deno run --allow-sys --allow-env --allow-read --allow-write --allow-net --allow-run scripts/build_npm.ts"
+  },
   "imports": {
     "@deno/dnt": "jsr:@deno/dnt@^0.41.1",
     "@std/assert": "jsr:@std/assert@^0.221.0",
@@ -12,14 +20,6 @@
     "./iterable_weak_set": "./iterable_weak_set.ts",
     "./weak_value_map": "./weak_value_map.ts"
   },
-  "tasks": {
-    "test": "deno task test:unit && deno task test:lint && deno task test:format && deno task test:types",
-    "test:format": "deno fmt --check",
-    "test:lint": "deno lint",
-    "test:unit": "deno test -A",
-    "test:types": "deno check mod.ts",
-    "build:npm": "deno run --allow-env --allow-read --allow-write --allow-net --allow-run scripts/build_npm.ts"
-  },
   "lint": {
     "exclude": [".npm"]
   },