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/css/css-values/minmax-number-computed.html.ini

@@ -0,0 +1,91 @@
+[minmax-number-computed.html]
+  [Property opacity value 'calc(max(0.1, 0.2) * 2)' computes to '0.4']
+    expected: FAIL
+
+  [Property opacity value 'calc(min(0.1, 0.2) / 2)' computes to '0.05']
+    expected: FAIL
+
+  [Property opacity value 'calc(max(0.1, 0.2) - 0.05)' computes to '0.15']
+    expected: FAIL
+
+  [Property opacity value 'calc(min(0.1, 0.2) * 2)' computes to '0.2']
+    expected: FAIL
+
+  [Property opacity value 'max(0.1, min(0.2, 0.15))' computes to '0.15']
+    expected: FAIL
+
+  [Property opacity value 'calc(min(0.1, 0.2) - 0.05)' computes to '0.05']
+    expected: FAIL
+
+  [Property opacity value 'calc(max(0.1, 0.2) + 0.05)' computes to '0.25']
+    expected: FAIL
+
+  [Property opacity value 'min(0.2, max(0.1, 0.15))' computes to '0.15']
+    expected: FAIL
+
+  [Property opacity value 'calc(max(0.1, 0.2) / 2)' computes to '0.1']
+    expected: FAIL
+
+  [Property opacity value 'calc(min(0.1, 0.2) + 0.05)' computes to '0.15']
+    expected: FAIL
+
+  [Property opacity value 'calc(min(0.1, 0.2) + max(0.1, 0.05))' computes to '0.2']
+    expected: FAIL
+
+  [Property opacity value 'calc(min(0.1, 0.2) - max(0.1, 0.05))' computes to '0']
+    expected: FAIL
+
+  [Property opacity value 'max(1)' computes to '1']
+    expected: FAIL
+
+  [Property opacity value 'min(1)' computes to '1']
+    expected: FAIL
+
+  [Property opacity value 'calc(min(0.1, 0.2) + 0.05)']
+    expected: FAIL
+
+  [Property opacity value 'min(0.2, max(0.1, 0.15))']
+    expected: FAIL
+
+  [Property opacity value 'calc(max(0.1, 0.2) + 0.05)']
+    expected: FAIL
+
+  [Property opacity value 'max(1)']
+    expected: FAIL
+
+  [Property opacity value 'calc(min(0.1, 0.2) / 2)']
+    expected: FAIL
+
+  [Property opacity value 'calc(min(0.1, 0.2) * 2)']
+    expected: FAIL
+
+  [Property opacity value 'min(1)']
+    expected: FAIL
+
+  [Property opacity value 'calc(min(0.1, 0.2) + max(0.1, 0.05))']
+    expected: FAIL
+
+  [Property opacity value 'calc(max(0.1, 0.2) - 0.05)']
+    expected: FAIL
+
+  [Property opacity value 'calc(max(0.1, 0.2) / 2)']
+    expected: FAIL
+
+  [Property opacity value 'calc(min(0.1, 0.2) - max(0.1, 0.05))']
+    expected: FAIL
+
+  [Property opacity value 'calc(min(0.1, 0.2) - 0.05)']
+    expected: FAIL
+
+  [Property opacity value 'max(0.1, min(0.2, 0.15))']
+    expected: FAIL
+
+  [Property opacity value 'calc(max(0.1, 0.2) * 2)']
+    expected: FAIL
+
+  [Property opacity value 'max(0, 0.5)']
+    expected: FAIL
+
+  [Property opacity value 'min(0, 0.5)']
+    expected: FAIL
+