Bug 1627965 - [marionette] Skip test_click_link_install_addon in test_click.py on Windows r=marionette-reviewers,whimboo

See discussion in D108637

Differential Revision: https://phabricator.services.mozilla.com/D108651

testing/marionette/harness/marionette_harness/tests/unit/test_click.py

@@ -4,6 +4,9 @@
 
 from __future__ import absolute_import
 
+import sys
+from unittest import skipIf
+
 from six.moves.urllib.parse import quote
 
 from marionette_driver import By, errors
@@ -531,6 +534,10 @@ class TestClickNavigation(WindowManagerMixin, MarionetteTestCase):
         self.marionette.find_element(By.ID, "anchor").click()
         self.assertEqual(self.marionette.get_url(), "{}#".format(self.test_page))
 
+    @skipIf(
+        sys.platform.startswith("win"),
+        "Bug 1627965 - Skip on Windows for frequent failures",
+    )
     def test_click_link_install_addon(self):
         try:
             self.marionette.find_element(By.ID, "install-addon").click()