Add "id" attribute to Honeypot input (#256)

The label was pointing to the input using the ID, but the input didn't
set the ID, breaking the relation between the label and the input.

src/react/honeypot.tsx

@@ -38,6 +38,7 @@ export function HoneypotInputs({
 				<>
 					<label htmlFor={validFromFieldName}>{label}</label>
 					<input
+						id={validFromFieldName}
 						name={validFromFieldName}
 						type="text"
 						value={encryptedValidFrom}