Prefer Windows 11 over Windows 10

See also https://bugzilla.mozilla.org/show_bug.cgi?id=1816568

bugbug/models/testselect.py

@@ -56,22 +56,24 @@ def _get_cost(config: str) -> int:
         (("build", "plain"), 3),
         (("linux1804-64", "opt"), 2),
         (("linux1804-64", "debug"), 3),
-        (("windows10", "opt"), 4),
-        (("windows10", "debug"), 5),
-        (("android-em", "opt"), 6),
-        (("android-em", "debug"), 7),
-        (("windows7", "opt"), 8),
-        (("windows7", "debug"), 9),
-        (("mac", "opt"), 10),
-        (("mac", "debug"), 11),
-        (("asan", "opt"), 12),
-        (("asan", "debug"), 13),
-        (("linux1804-32", "opt"), 14),
-        (("linux1804-32", "debug"), 15),
-        (("android-hw", "opt"), 16),
-        (("android-hw", "debug"), 17),
-        (("tsan", "opt"), 18),
-        (("tsan", "debug"), 19),
+        (("windows11", "opt"), 4),
+        (("windows11", "debug"), 5),
+        (("windows10", "opt"), 6),
+        (("windows10", "debug"), 7),
+        (("android-em", "opt"), 8),
+        (("android-em", "debug"), 9),
+        (("windows7", "opt"), 10),
+        (("windows7", "debug"), 11),
+        (("mac", "opt"), 12),
+        (("mac", "debug"), 13),
+        (("asan", "opt"), 14),
+        (("asan", "debug"), 15),
+        (("linux1804-32", "opt"), 16),
+        (("linux1804-32", "debug"), 17),
+        (("android-hw", "opt"), 18),
+        (("android-hw", "debug"), 19),
+        (("tsan", "opt"), 20),
+        (("tsan", "debug"), 21),
         (("test-linux1804-64/opt-*-e10s",), 1),
     ]