fix(pg-node): drop no-op --send flag from npm script

index.mjs only inspects --upload-only; --send was silently ignored
and worked by coincidence (anything not --upload-only falls through
to send-email). Keep the flag set minimal.

Closes #52

Author: dobby-coder[bot]

pg-node/package.json

@@ -7,7 +7,7 @@
   "license": "MIT",
   "scripts": {
     "start": "node --env-file-if-exists=.env index.mjs",
-    "send": "node --env-file-if-exists=.env index.mjs --send",
+    "send": "node --env-file-if-exists=.env index.mjs",
     "upload": "node --env-file-if-exists=.env index.mjs --upload-only"
   },
   "dependencies": {