Update README.md

Author: rismehta

README.md

@@ -37,7 +37,7 @@ https://opensource.adobe.com/aem-core-forms-components/
 -   [Text Input](ui.af.apps/src/main/content/jcr_root/apps/core/fd/components/form/textinput/v1/textinput)
 -   [Number Input](ui.af.apps/src/main/content/jcr_root/apps/core/fd/components/form/numberinput/v1/numberinput)
 -   [Date Picker](ui.af.apps/src/main/content/jcr_root/apps/core/fd/components/form/datepicker/v1/datepicker)
--   [File Attachment](ui.af.apps/src/main/content/jcr_root/apps/core/fd/components/form/fileinput/v3/fileinput)
+-   [File Attachment](ui.af.apps/src/main/content/jcr_root/apps/core/fd/components/form/fileinput/v4/fileinput)
 -   [Dropdown List](ui.af.apps/src/main/content/jcr_root/apps/core/fd/components/form/dropdown/v1/dropdown)
 -   [Checkbox Group](ui.af.apps/src/main/content/jcr_root/apps/core/fd/components/form/checkboxgroup/v1/checkboxgroup)
 -   [Radio Button Group](ui.af.apps/src/main/content/jcr_root/apps/core/fd/components/form/radiobutton/v1/radiobutton)