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/html/semantics/document-metadata/interactions-of-styling-and-scripting/style-element-media-match-block-script.html.ini

@@ -0,0 +1,3 @@
+[style-element-media-match-block-script.html]
+  [Style element is script-blocking when media matches]
+    expected: FAIL

tests/wpt/meta/html/semantics/document-metadata/the-meta-element/color-scheme/meta-color-scheme-attribute-changes.html.ini

@@ -0,0 +1,5 @@
+[meta-color-scheme-attribute-changes.html]
+  expected: ERROR
+  [Meta color-scheme initially 'dark'.]
+    expected: FAIL
+

tests/wpt/meta/html/semantics/document-metadata/the-meta-element/color-scheme/meta-color-scheme-empty-content-value.html.ini

@@ -0,0 +1,4 @@
+[meta-color-scheme-empty-content-value.html]
+  [Meta color-scheme with empty content attribute has no effect.]
+    expected: FAIL
+

tests/wpt/meta/html/semantics/document-metadata/the-meta-element/color-scheme/meta-color-scheme-first-valid-applies.html.ini

@@ -0,0 +1,4 @@
+[meta-color-scheme-first-valid-applies.html]
+  [Tree order decides which meta color-scheme applies.]
+    expected: FAIL
+

tests/wpt/meta/html/semantics/document-metadata/the-meta-element/color-scheme/meta-color-scheme-insert.html.ini

@@ -0,0 +1,10 @@
+[meta-color-scheme-insert.html]
+  [Inserted meta color-scheme applies]
+    expected: FAIL
+
+  [Inserted meta color-scheme before existing in head applies]
+    expected: FAIL
+
+  [Initial color-scheme]
+    expected: FAIL
+

tests/wpt/meta/html/semantics/document-metadata/the-meta-element/color-scheme/meta-color-scheme-no-content-value.html.ini

@@ -0,0 +1,4 @@
+[meta-color-scheme-no-content-value.html]
+  [Meta color-scheme without content attribute has no effect.]
+    expected: FAIL
+

tests/wpt/meta/html/semantics/document-metadata/the-meta-element/color-scheme/meta-color-scheme-normal-descendant-change.html.ini

@@ -0,0 +1,4 @@
+[meta-color-scheme-normal-descendant-change.html]
+  expected: ERROR
+  [Normal initially dark]
+    expected: FAIL

tests/wpt/meta/html/semantics/document-metadata/the-meta-element/color-scheme/meta-color-scheme-presentational-hint.html.ini

@@ -0,0 +1,4 @@
+[meta-color-scheme-presentational-hint.html]
+  [Author origin style rule overrides meta color-scheme.]
+    expected: FAIL
+

tests/wpt/meta/html/semantics/document-metadata/the-meta-element/color-scheme/meta-color-scheme-remove-head.html.ini

@@ -0,0 +1,7 @@
+[meta-color-scheme-remove-head.html]
+  [Initial value after removing head including meta color-scheme.]
+    expected: FAIL
+
+  [Meta color-scheme applies.]
+    expected: FAIL
+

tests/wpt/meta/html/semantics/document-metadata/the-meta-element/color-scheme/meta-color-scheme-remove.html.ini

@@ -0,0 +1,5 @@
+[meta-color-scheme-remove.html]
+  expected: ERROR
+  [First meta applies.]
+    expected: FAIL
+

tests/wpt/meta/html/semantics/document-metadata/the-meta-element/color-scheme/meta-color-scheme-single-value-in-body.html.ini

@@ -0,0 +1,4 @@
+[meta-color-scheme-single-value-in-body.html]
+  [Meta color-scheme in body should apply.]
+    expected: FAIL
+

tests/wpt/meta/html/semantics/document-metadata/the-meta-element/color-scheme/meta-color-scheme-single-value-in-head.html.ini

@@ -0,0 +1,4 @@
+[meta-color-scheme-single-value-in-head.html]
+  [Meta color-scheme in head applies.]
+    expected: FAIL
+

tests/wpt/meta/html/semantics/document-metadata/the-meta-element/color-scheme/meta-color-scheme-single-value-in-shadow-tree.html.ini

@@ -0,0 +1,2 @@
+[meta-color-scheme-single-value-in-shadow-tree.html]
+  expected: ERROR

tests/wpt/meta/html/semantics/document-metadata/the-meta-element/http-equiv-and-name-1.html.ini

@@ -0,0 +1,3 @@
+[http-equiv-and-name-1.html]
+  [<meta> set the color-scheme to dark]
+    expected: FAIL

tests/wpt/meta/html/semantics/document-metadata/the-meta-element/http-equiv-and-name-2.html.ini

@@ -0,0 +1,3 @@
+[http-equiv-and-name-2.html]
+  [<meta> set the content-language to de-DE]
+    expected: FAIL