Editorial: update implict role mappings

the following are meant to be treated as generic elements:
- a  no href
- area no href
- b
- bdi
- bdo
- pre
- q
- u
- small

related to #406

index.html

@@ -442,7 +442,7 @@ <h2 id="docconformance">
               [^a^] without [^a/href^]
             </th>
             <td>
-              <a href="#dfn-no-corresponding-role" class="internalDFN" data-link-type="dfn">No corresponding role</a>
+              <code>role=<a href="#index-aria-generic">`generic`</a></code>
             </td>
             <td>
               <p>
@@ -512,7 +512,9 @@ <h2 id="docconformance">
             <th id="el-area-no-href" tabindex="-1">
               [^area^] without [^area/href^]
             </th>
-            <td><a>No corresponding role</a></td>
+            <td>
+              <code>role=<a href="#index-aria-generic">`generic`</a></code>
+            </td>
             <td>
               <div class="addition proposed">
                 <p>
@@ -637,9 +639,7 @@ <h2 id="docconformance">
               [^b^]
             </th>
             <td>
-              <p>
-                <a>No corresponding role</a>
-              </p>
+              <code>role=<a href="#index-aria-generic">`generic`</a></code>
             </td>
             <td>
               <p>
@@ -670,7 +670,7 @@ <h2 id="docconformance">
               [^bdi^]
             </th>
             <td>
-              <a>No corresponding role</a>
+              <code>role=<a href="#index-aria-generic">`generic`</a></code>
             </td>
             <td>
               <p>
@@ -688,7 +688,7 @@ <h2 id="docconformance">
               [^bdo^]
             </th>
             <td>
-              <a>No corresponding role</a>
+              <code>role=<a href="#index-aria-generic">`generic`</a></code>
             </td>
             <td>
               <p>
@@ -2392,7 +2392,7 @@ <h2 id="docconformance">
               [^pre^]
             </th>
             <td>
-              <a>No corresponding role</a>
+              <code>role=<a href="#index-aria-generic">`generic`</a></code>
             </td>
             <td>
               <p>
@@ -2432,7 +2432,7 @@ <h2 id="docconformance">
               [^q^]
             </th>
             <td>
-              <a>No corresponding role</a>
+              <code>role=<a href="#index-aria-generic">`generic`</a></code>
             </td>
             <td>
               <p>
@@ -2683,7 +2683,7 @@ <h2 id="docconformance">
               [^small^]
             </th>
             <td>
-              <a>No corresponding role</a>
+              <code>role=<a href="#index-aria-generic">`generic`</a></code>
             </td>
             <td>
               <p>
@@ -3059,7 +3059,7 @@ <h2 id="docconformance">
               [^u^]
             </th>
             <td>
-              <a>No corresponding role</a>
+              <code>role=<a href="#index-aria-generic">`generic`</a></code>
             </td>
             <td>
               <p>