Update default.xml

Remove swift-nio from the default set of repositories to checkout.

Author: compnerd

default.xml

@@ -37,7 +37,7 @@
   <project remote="github" name="swiftlang/swift-lmdb" path="swift-lmdb" />
   <project remote="github" name="apple/swift-log" path="swift-log" groups="notdefault" />
   <project remote="github" name="swiftlang/swift-markdown" path="swift-markdown" />
-  <project remote="github" name="apple/swift-nio" path="swift-nio" revisions="refs/tags/2.65.0" />
+  <project remote="github" name="apple/swift-nio" path="swift-nio" revisions="refs/tags/2.65.0" groups="nodefault" />
   <project remote="github" name="apple/swift-numerics" path="swift-numerics" groups="notdefault" />
   <project remote="github" name="swiftlang/swift-package-manager" path="swift-package-manager" />
   <project remote="github" name="apple/swift-protobuf" path="swift-protobuf" groups="notdefault" />