Update dackka to use dokka 1.7.20

Test changes are adding docs for inherited enum methods, also some small spacing changes, and adding some missing @see tags.

Bug: 251207992
Test: Updated integration and unit tests, used AndroidxTest to verify  on androidx
Change-Id: Ie99422f00d97322778e89e146d2feebd237034ec
diff --git a/integration-tests/cli/build/docs/reference/androidx/paging/PagingData.Companion.html b/integration-tests/cli/build/docs/reference/androidx/paging/PagingData.Companion.html
index 0b3b2a3..3fa2c49 100644
--- a/integration-tests/cli/build/docs/reference/androidx/paging/PagingData.Companion.html
+++ b/integration-tests/cli/build/docs/reference/androidx/paging/PagingData.Companion.html
@@ -20,16 +20,16 @@
         </thead>
         <tbody class="list">
           <tr>
-            <td width="40%"><code>static&nbsp;final @<a href="/reference/[JVM root]/&lt;Error class: unknown class&gt;.html">&lt;Error class: unknown class&gt;</a> @<a href="/reference/androidx/annotation/NonNull.html">NonNull</a> <a href="/reference/androidx/paging/PagingData.html">PagingData</a>&lt;@<a href="/reference/androidx/annotation/NonNull.html">NonNull</a> T&gt;</code></td>
+            <td width="40%"><code>static&nbsp;final @<a href="/reference/androidx/annotation/NonNull.html">NonNull</a> <a href="/reference/androidx/paging/PagingData.html">PagingData</a>&lt;@<a href="/reference/androidx/annotation/NonNull.html">NonNull</a> T&gt;</code></td>
             <td>
-              <div><code>&lt;T&nbsp;extends&nbsp;<a href="https://developer.android.com/reference/java/lang/Object.html">Object</a>&gt; <a href="/reference/androidx/paging/PagingData.Companion.html#empty()">empty</a>()</code></div>
+              <div><code>@<a href="/reference/[JVM root]/&lt;Error class: unknown class&gt;.html">&lt;Error class: unknown class&gt;</a><br>&lt;T&nbsp;extends&nbsp;<a href="https://developer.android.com/reference/java/lang/Object.html">Object</a>&gt; <a href="/reference/androidx/paging/PagingData.Companion.html#empty()">empty</a>()</code></div>
               <p>Create a <code><a href="/reference/androidx/paging/PagingData.html">PagingData</a></code> that immediately displays an empty list of items when submitted to androidx.paging.AsyncPagingDataAdapter.</p>
             </td>
           </tr>
           <tr>
-            <td width="40%"><code>static&nbsp;final @<a href="/reference/[JVM root]/&lt;Error class: unknown class&gt;.html">&lt;Error class: unknown class&gt;</a> @<a href="/reference/androidx/annotation/NonNull.html">NonNull</a> <a href="/reference/androidx/paging/PagingData.html">PagingData</a>&lt;@<a href="/reference/androidx/annotation/NonNull.html">NonNull</a> T&gt;</code></td>
+            <td width="40%"><code>static&nbsp;final @<a href="/reference/androidx/annotation/NonNull.html">NonNull</a> <a href="/reference/androidx/paging/PagingData.html">PagingData</a>&lt;@<a href="/reference/androidx/annotation/NonNull.html">NonNull</a> T&gt;</code></td>
             <td>
-              <div><code>&lt;T&nbsp;extends&nbsp;<a href="https://developer.android.com/reference/java/lang/Object.html">Object</a>&gt; <a href="/reference/androidx/paging/PagingData.Companion.html#from(kotlin.collections.List)">from</a>(@<a href="/reference/androidx/annotation/NonNull.html">NonNull</a> <a href="https://developer.android.com/reference/java/util/List.html">List</a>&lt;@<a href="/reference/androidx/annotation/NonNull.html">NonNull</a> T&gt;&nbsp;data)</code></div>
+              <div><code>@<a href="/reference/[JVM root]/&lt;Error class: unknown class&gt;.html">&lt;Error class: unknown class&gt;</a><br>&lt;T&nbsp;extends&nbsp;<a href="https://developer.android.com/reference/java/lang/Object.html">Object</a>&gt; <a href="/reference/androidx/paging/PagingData.Companion.html#from(kotlin.collections.List)">from</a>(@<a href="/reference/androidx/annotation/NonNull.html">NonNull</a> <a href="https://developer.android.com/reference/java/util/List.html">List</a>&lt;@<a href="/reference/androidx/annotation/NonNull.html">NonNull</a> T&gt;&nbsp;data)</code></div>
               <p>Create a <code><a href="/reference/androidx/paging/PagingData.html">PagingData</a></code> that immediately displays a static list of items when submitted to androidx.paging.AsyncPagingDataAdapter.</p>
             </td>
           </tr>