Use NIO 2.80.0

Workaround for swiftc 6.3 compiler bug.

Author: helje5

Package.swift

@@ -19,12 +19,7 @@ let package = Package(
     .package(url: "https://github.com/apple/swift-atomics.git",
              from: "1.0.3"),
     .package(url: "https://github.com/apple/swift-nio.git",
-             from: "2.46.0"),
-    /* use this for proper 100-continue until 
-       https://github.com/apple/swift-nio/pull/1330 is working:
-      .package(url: "file:///Users/helge/dev/Swift/NIO/swift-nio-helje5",
-               .branch("feature/100-continue")),
-    */
+             from: "2.80.0"),
     .package(url: "https://github.com/apple/swift-log.git",
              from: "1.4.4")
   ],