Bug 1855164 [wpt PR 42176] - Update wpt metadata, a=testonly

wpt-pr: 42176
wpt-type: metadata

testing/web-platform/meta/html/rendering/widgets/form-sizing-select.tentative.html.ini

@@ -0,0 +1,15 @@
+[form-sizing-select.tentative.html]
+  [dropdown: The width should depend on the selected OPTION]
+    expected: FAIL
+
+  [dropdown: Change the form-sizing value dynamically]
+    expected: FAIL
+
+  [listbox: The size depend on the content]
+    expected: FAIL
+
+  [listbox: The size attribute value is ignored]
+    expected: FAIL
+
+  [listbox: Change the form-sizing value dynamically]
+    expected: FAIL