Fix condition for importing JavaScriptBigIntSupport

Also resolves a few compiler warnings

Author: j-f1

Sources/WebAPIBase/Generated.swift

@@ -1,6 +1,7 @@
 // This file was auto-generated by WebIDLToSwift. DO NOT EDIT!
 
 import ECMAScript
+import JavaScriptBigIntSupport
 import JavaScriptEventLoop
 import JavaScriptKit
 

Sources/WebGPU/Generated.swift

@@ -2,6 +2,7 @@
 
 import DOM
 import ECMAScript
+import JavaScriptBigIntSupport
 import JavaScriptEventLoop
 import JavaScriptKit
 import WebAnimations

Sources/WebIDLToSwift/IDLBuilder.swift

@@ -38,7 +38,7 @@ enum IDLBuilder {
         }
 
         var dependencies = basicDependencies + moduleDependencies
-        if content.contains(" Int64") {
+        if content.contains(" Int64") || content.contains(" UInt64") {
             dependencies.append("JavaScriptBigIntSupport")
         }
 

Sources/WebSockets/Generated.swift

@@ -2,6 +2,7 @@
 
 import DOM
 import ECMAScript
+import JavaScriptBigIntSupport
 import JavaScriptEventLoop
 import JavaScriptKit
 import WebAPIBase