fix(rspack): update url repository url (#28181)

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## Current Behavior
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`@nrwl/rspack` is not being released because the repository url is
incorrect.

## Expected Behavior
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`@nrwl/rspack` is released... for now because the repository url is
correct.

## Related Issue(s)
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merged. -->

Fixes #

packages-legacy/rspack/package.json

@@ -4,7 +4,7 @@
   "type": "commonjs",
   "repository": {
     "type": "git",
-    "url": "https://github.com/nrwl/nx-labs.git",
+    "url": "https://github.com/nrwl/nx.git",
     "directory": "packages-legacy/rspack"
   },
   "keywords": [