Added some missing labels in configuration blocks

Author: javiereguiluz

src/Templates/default/html/directives/configuration-block.html.twig

@@ -2,7 +2,7 @@
     <ul class="configuration-tabs">
         {% for block in blocks %}
             <li data-language="{{ block.language }}" {{ loop.first ? 'data-active="true"' }}>
-                <span>{{ block.language }}</span>
+                <span>{{ block.language_label }}</span>
             </li>
         {% endfor %}
     </ul>

tests/fixtures/expected/blocks/directives/configuration-block.html

@@ -1,17 +1,17 @@
 <div class="configuration-block">
     <ul class="configuration-tabs">
-        <li data-language="YAML" data-active="true"> <span>YAML</span> </li>
-        <li data-language="PHP" > <span>PHP</span> </li>
+        <li data-language="yaml" data-active="true"> <span>YAML</span> </li>
+        <li data-language="php" > <span>PHP</span> </li>
     </ul>
-    <div class="configuration-codeblock" data-language="YAML" style="">
+    <div class="configuration-codeblock" data-language="yaml" style="">
         <div translate="no" class="notranslate codeblock codeblock-loc-1 codeblock-yaml">
             <div class="codeblock-scroll">
                 <pre class="codeblock-lines">1</pre>
                 <pre class="codeblock-code"><code><span class="hljs-comment"># app/config/services.yml</span></code></pre>
             </div>
         </div>
     </div>
-    <div class="configuration-codeblock" data-language="PHP" style="display: none">
+    <div class="configuration-codeblock" data-language="php" style="display: none">
         <div translate="no" class="notranslate codeblock codeblock-loc-1 codeblock-php">
             <div class="codeblock-scroll">
                 <pre class="codeblock-lines">1</pre>

tests/fixtures/expected/main/datetime.html

@@ -190,11 +190,11 @@ <h3 id="error-bubbling"><a class="headerlink" href="#error-bubbling" title="Perm
 <p>And configuration blocks:</p>
 <div class="configuration-block">
     <ul class="configuration-tabs">
-        <li data-language="YAML" data-active="true"> <span>YAML</span> </li>
-        <li data-language="XML" > <span>XML</span> </li>
-        <li data-language="PHP" > <span>PHP</span> </li>
+        <li data-language="yaml" data-active="true"> <span>YAML</span> </li>
+        <li data-language="xml" > <span>XML</span> </li>
+        <li data-language="php" > <span>PHP</span> </li>
     </ul>
-    <div class="configuration-codeblock" data-language="YAML" style="">
+    <div class="configuration-codeblock" data-language="yaml" style="">
         <div translate="no" class="notranslate codeblock codeblock-loc-1 codeblock-yaml">
     <div class="codeblock-scroll">
         <pre class="codeblock-lines">1
@@ -215,7 +215,7 @@ <h3 id="error-bubbling"><a class="headerlink" href="#error-bubbling" title="Perm
     </div>
 </div>
         </div>
-        <div class="configuration-codeblock" data-language="XML" style="display: none">
+        <div class="configuration-codeblock" data-language="xml" style="display: none">
             <div translate="no" class="notranslate codeblock codeblock-loc-2 codeblock-xml">
     <div class="codeblock-scroll">
         <pre class="codeblock-lines">1
@@ -262,7 +262,7 @@ <h3 id="error-bubbling"><a class="headerlink" href="#error-bubbling" title="Perm
     </div>
 </div>
         </div>
-        <div class="configuration-codeblock" data-language="PHP" style="display: none">
+        <div class="configuration-codeblock" data-language="php" style="display: none">
             <div translate="no" class="notranslate codeblock codeblock-loc-2 codeblock-php">
     <div class="codeblock-scroll">
         <pre class="codeblock-lines">1