chore: Update frappe/public/js/frappe/form/controls/base_control.js

Co-authored-by: Prssanna Desai <prssud@gmail.com>

frappe/public/js/frappe/form/controls/base_control.js

@@ -74,7 +74,7 @@ frappe.ui.form.Control = Class.extend({
 			frappe.model.get_doc(this.doctype, this.docname), this.perm || (this.frm && this.frm.perm), explain);
 
 		// Match parent grid controls read only status
-		if (status === 'Write' && (this.grid || (this.layout && this.layout.grid) && !this.df.allow_on_submit)) {
+		if (status === 'Write' && (this.grid || (this.layout && this.layout.grid) && !cint(this.df.allow_on_submit))) {
 			var grid = this.grid || this.layout.grid;
 			if (grid.display_status == 'Read') {
 				status = 'Read';