wpt: Unskip old-tests/ folder as most tests are passing (#36333)

Signed-off-by: Manuel Rego Casasnovas <rego@igalia.com>

tests/wpt/include.ini

@@ -202,9 +202,7 @@ skip: true
 [notifications]
   skip: false
 [old-tests]
-  skip: true
+  skip: false
-  [submission]
-    skip: true
 [page-visibility]
   skip: false
 [performance-timeline]

tests/wpt/meta/old-tests/submission/Microsoft/foreigncontent/foreign_content_015.html.ini

@@ -0,0 +1,3 @@
+[foreign_content_015.html]
+  [HTML 5 Foreign Content SVG in HTML ]
+    expected: FAIL

tests/wpt/meta/old-tests/submission/Microsoft/selection/insertNodeIntoSelection.htm.ini

@@ -0,0 +1,3 @@
+[insertNodeIntoSelection.htm]
+  [HTML5 Selection: Insert a new element and text node into an element that is currently selected]
+    expected: FAIL

tests/wpt/meta/old-tests/submission/Microsoft/selection/select.htm.ini

@@ -0,0 +1,3 @@
+[select.htm]
+  [HTML5 Selection: Call select() on a text field]
+    expected: FAIL

tests/wpt/meta/old-tests/submission/Microsoft/selection/selectionStartEnd.htm.ini

@@ -0,0 +1,3 @@
+[selectionStartEnd.htm]
+  [HTML5 Selection: Set selectionStart and selectionEnd on a text field]
+    expected: FAIL

tests/wpt/meta/old-tests/submission/Microsoft/selection/setSelectionRange.htm.ini

@@ -0,0 +1,3 @@
+[setSelectionRange.htm]
+  [HTML5 Selection: Call setSelectionRange() on a text field]
+    expected: FAIL