Update 1st-gen/package.json

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: rubencarvalho

1st-gen/package.json

@@ -229,6 +229,10 @@
                 "tools/**/*.css.ts"
             ]
         },
+        "build:css:watch": {
+            "command": "node ./scripts/watch-css.js",
+            "service": true
+        },
         "prebuild": {
             "command": "yarn workspace @spectrum-web-components/core build",
             "files": [
@@ -239,10 +243,6 @@
                 "../2nd-gen/packages/core/tsconfig.json"
             ]
         },
-        "build:css:watch": {
-            "command": "node ./scripts/watch-css.js",
-            "service": true
-        },
         "build:ts": {
             "clean": "if-file-deleted",
             "command": "node ./scripts/build-ts.js",