Update NIO dependencies & fix performance checker warning (#240)

Updates our NIO dependencies to include
https://github.com/apple/swift-nio/releases/tag/2.63.0 which fixes a
performance checker warning seen when instantiating the NIO client from
the main thread: apple/swift-nio#2620.

Resolves #181.

Author: rebello95

Examples/ElizaSwiftPackageApp/ElizaSwiftPackageApp.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved

@@ -49,15 +49,15 @@ let package = Package(
     dependencies: [
         .package(
             url: "https://github.com/apple/swift-nio.git",
-            from: "2.58.0"
+            from: "2.63.0"
         ),
         .package(
             url: "https://github.com/apple/swift-nio-http2.git",
-            from: "1.27.0"
+            from: "1.30.0"
         ),
         .package(
             url: "https://github.com/apple/swift-nio-ssl.git",
-            from: "2.25.0"
+            from: "2.26.0"
         ),
         .package(
             url: "https://github.com/apple/swift-protobuf.git",