Fix minor generator issues

Author: nateprewitt

codegen/core/src/main/java/software/amazon/smithy/python/codegen/HttpAuthGenerator.java

@@ -149,7 +149,7 @@ private void writeAuthOptions(PythonWriter writer, List<AuthScheme> authSchemes)
         writer.putContext("authOptionInitializers", authOptionInitializers);
         writer.write("""
                 ${#authOptionInitializers}
-                if ((option := ${value:T}(auth_parameters)) is not None):
+                if (option := ${value:T}(auth_parameters)) is not None:
                     auth_options.append(option)
 
                 ${/authOptionInitializers}

codegen/core/src/main/java/software/amazon/smithy/python/codegen/generators/InitGenerator.java

@@ -43,6 +43,6 @@ public void run() {
         context.writerDelegator()
                 .useFileWriter(
                         "%s/__init__.py".formatted(context.settings().moduleName()),
-                        w -> w.write("__version__: str = '$L'", context.settings().moduleVersion()));
+                        w -> w.write("__version__: str = \"$L\"", context.settings().moduleVersion()));
     }
 }