chore: add relevant comment

Author: alii13

src/PickerInput/Selector/hooks/useInputProps.ts

@@ -185,8 +185,9 @@ export default function useInputProps<DateType extends object = any>(
           return;
         }
 
+        // Handle intentional clearing: when text is empty, trigger onChange with null
         if (text === '') {
-          onInvalid(false, index);
+          onInvalid(false, index); // Reset invalid state before clearing the value
           onChange(null, index);
           return;
         }