erp5_oauth_google_login: Use unrestrictedSearchResults to avoid security_uid (Speed up)

When a script with manager proxy role is called from anonymous context, it include a HUGE list of security_uids, use unrestrictedSearchResults skips the unecessary usage of security_uids on catalog.

bt5/erp5_oauth_google_login/ExtensionTemplateItem/portal_components/extension.erp5.GoogleLoginUtility.py

@@ -49,5 +49,12 @@ def getAccessTokenFromCode(self, code, redirect_uri):
   credential_data = json.loads(credential.to_json())
   return credential_data
 
+def unrestrictedSearchGoogleConnector(self):
+  return self.getPortalObject().portal_catalog.unrestrictedSearchResults(
+            portal_type="Google Connector",
+            reference="default",
+            validation_state="validated",
+            limit=2)
+
 def getUserEntry(access_token):
   return getGoogleUserEntry(access_token)
\ No newline at end of file

bt5/erp5_oauth_google_login/SkinTemplateItem/portal_skins/erp5_oauth_google_login/ERP5Site_getGoogleConnector.xml

+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ExternalMethod" module="Products.ExternalMethod.ExternalMethod"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>_function</string> </key>
+            <value> <string>unrestrictedSearchGoogleConnector</string> </value>
+        </item>
+        <item>
+            <key> <string>_module</string> </key>
+            <value> <string>GoogleLoginUtility</string> </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>ERP5Site_getGoogleConnector</string> </value>
+        </item>
+        <item>
+            <key> <string>title</string> </key>
+            <value> <string></string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>