Rename metadata directories

This renames:
 - `tests/wpt/metadata` → `tests/wpt/meta-legacy-layout`
 - `tests/wpt/metadata-layout-2020` → `tests/wpt/meta`
 - `tests/wpt/mozilla/meta` → `tests/wpt/mozilla/meta-legacy-layout`
 - `tests/wpt/mozilla/meta-layout-2020` → `tests/wpt/mozilla/meta`

tests/wpt/meta-legacy-layout/html/semantics/forms/the-input-element/cloning-steps.html.ini

@@ -0,0 +1,66 @@
+[cloning-steps.html]
+  [input[type=button\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=checkbox\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=color\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=date\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=datetime-local\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=email\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=file\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=hidden\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=image\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=month\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=number\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=password\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=radio\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=range\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=reset\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=search\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=submit\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=tel\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=text\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=time\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=url\] element's indeterminateness should be cloned]
+    expected: FAIL
+
+  [input[type=week\] element's indeterminateness should be cloned]
+    expected: FAIL