fix: use debounced frappe.call on domain selection

Also removed  tag from domain and service labels in email account doctype

(cherry picked from commit 141693a75b)

frappe/email/doctype/email_account/email_account.js

@@ -210,10 +210,11 @@ frappe.ui.form.on("Email Account", {
 		oauth_access(frm);
 	},
 
-	domain: function (frm) {
+	domain: frappe.utils.debounce((frm) => {
 		if (frm.doc.domain) {
 			frappe.call({
 				method: "get_domain_values",
+				doc: frm.doc,
 				args: {
 					domain: frm.doc.domain,
 				},
@@ -226,7 +227,7 @@ frappe.ui.form.on("Email Account", {
 				},
 			});
 		}
-	},
+	}),
 
 	email_sync_option: function (frm) {
 		// confirm if the ALL sync option is selected

frappe/email/doctype/email_account/email_account.json

@@ -145,7 +145,7 @@
    "hide_seconds": 1,
    "in_list_view": 1,
    "in_standard_filter": 1,
-   "label": "Domain (optional)",
+   "label": "Domain",
    "options": "Email Domain"
   },
   {
@@ -154,7 +154,7 @@
    "fieldtype": "Select",
    "hide_days": 1,
    "hide_seconds": 1,
-   "label": "Service (optional)",
+   "label": "Service",
    "options": "\nGMail\nSendgrid\nSparkPost\nYahoo Mail\nOutlook.com\nYandex.Mail"
   },
   {
@@ -615,7 +615,7 @@
  "icon": "fa fa-inbox",
  "index_web_pages_for_search": 1,
  "links": [],
- "modified": "2022-08-16 13:05:45.445572",
+ "modified": "2022-08-23 00:31:05.305462",
  "modified_by": "Administrator",
  "module": "Email",
  "name": "Email Account",
@@ -639,4 +639,4 @@
  "sort_order": "DESC",
  "states": [],
  "track_changes": 1
-}
+}