test: Skip TestPages.testPageStatus on chromium

Our synthetic mouse events on latest Chromium 131 are sometimes missed.
It works reliably with TEST_SHOW_BROWSER and with the real mouse events
in Firefox. Given the resounding silence of our other chromium bug
reports, let's just skip that test there.

test/verify/check-pages

@@ -752,6 +752,7 @@ OnCalendar=daily
         with b.wait_timeout(60):
             b.wait_js_func("ph_plot_data_plateau", "pmcd", mem_avail * 0.85, mem_avail * 1.15, 15, "mem")
 
+    @testlib.skipBrowser("Headless chromium is missing the synthetic mouseenter", "chromium")
     def testPageStatus(self):
         b = self.browser
 
@@ -766,6 +767,7 @@ OnCalendar=daily
         b.mouse("#development-info", "mouseenter")
         b.wait_in_text(".pf-v5-c-tooltip", "My Little Page Status")
         b.mouse("#development-info", "mouseleave")
+        b.wait_not_present(".pf-v5-c-tooltip")
 
         b.go("/playground/notifications-receiver")
         b.enter_page("/playground/notifications-receiver")