chore: lint and minor cleanup (#303)

Author: wooj2

Packages/ClientRuntime/Sources/Networking/Streaming/StreamReader.swift

@@ -11,8 +11,8 @@ public protocol StreamReader: AnyObject {
     var availableForRead: UInt { get }
     var hasFinishedWriting: Bool {get set}
 
-    ///Read up to a maximum number of bytes on a stream that is opened..
-    ///WARNING:  Be careful as this will read the entire byte stream into memory (up to limit).
+    /// Read up to a maximum number of bytes on a stream that is opened..
+    /// WARNING:  Be careful as this will read the entire byte stream into memory (up to limit).
     func read(maxBytes: UInt?) -> ByteBuffer
     func seek(offset: Int)
     func onError(error: ClientError)

Packages/ClientRuntime/Sources/PrimitiveTypeExtensions/String+Extensions.swift

@@ -3,7 +3,6 @@
  * SPDX-License-Identifier: Apache-2.0.
  */
 
-//import Foundation
 import AwsCommonRuntimeKit
 
 extension StringProtocol where Self.Index == String.Index {

smithy-swift-codegen-test/smithy-build.json

@@ -9,8 +9,7 @@
       "author": "Amazon Web Services",
       "sdkId": "Weather",
       "homepage": "https://docs.amplify.aws/",
-      "swiftVersion": "5.4.0",
-      "shouldGenerateUnitTestTarget": true
+      "swiftVersion": "5.4.0"
     }
   }
 }