chore(deps): use npm nostr-tools instead of JSR @nostr/tools

- Replace "npm:@jsr/nostr__tools" with "nostr-tools" to fix npm 404
- Update imports in NewEditProjectView and Vite configs
- Remove Vite aliases so resolution uses package exports

package.json

@@ -162,7 +162,7 @@
     "@fortawesome/free-solid-svg-icons": "^6.5.1",
     "@fortawesome/vue-fontawesome": "^3.0.6",
     "@jlongster/sql.js": "^1.6.7",
-    "@nostr/tools": "npm:@jsr/nostr__tools@^2.15.0",
+    "nostr-tools": "^2.15.0",
     "@peculiar/asn1-ecc": "^2.3.8",
     "@peculiar/asn1-schema": "^2.3.8",
     "@pvermeer/dexie-encrypted-addon": "^3.0.0",