Missing Options in InvokeCustomBicepSerializationMethod

[nisha-bhatia]

Options are missing from line 104 in Snippets.cs
// Expected signature: MethodName(StringBuilder builder);
public static MethodBodyStatement InvokeCustomBicepSerializationMethod(string methodName, StringBuilderExpression stringBuilder)
=> new InvokeInstanceMethodStatement(null, methodName, stringBuilder);

Parallel issue to:
#4594