Revert "fix: email digest user not found"

This reverts commit 188657d05a9f0199de898094bbe033e51d52b930.
diff --git a/erpnext/setup/doctype/email_digest/email_digest.py b/erpnext/setup/doctype/email_digest/email_digest.py
index ac55fdf..8c97322 100644
--- a/erpnext/setup/doctype/email_digest/email_digest.py
+++ b/erpnext/setup/doctype/email_digest/email_digest.py
@@ -50,8 +50,12 @@
 		recipients = list(filter(lambda r: r in valid_users,
 			self.recipient_list.split("\n")))
 
+		original_user = frappe.session.user
+
 		if recipients:
 			for user_id in recipients:
+				frappe.set_user(user_id)
+				frappe.set_user_lang(user_id)
 				msg_for_this_recipient = self.get_msg_html()
 				if msg_for_this_recipient:
 					frappe.sendmail(
@@ -62,6 +66,9 @@
 						reference_name = self.name,
 						unsubscribe_message = _("Unsubscribe from this Email Digest"))
 
+		frappe.set_user(original_user)
+		frappe.set_user_lang(original_user)
+
 	def get_msg_html(self):
 		"""Build email digest content"""
 		frappe.flags.ignore_account_permission = True