[css-writing-modes] Add id for bidi-control-codes-injection-table

Author: kojiishi

css-writing-modes/Overview.bs

@@ -387,7 +387,7 @@ Embeddings and Overrides: the 'unicode-bidi' property</h3>
   before passing the paragraph to the Unicode bidirectional algorithm for reordering.
   (See [[#bidi-control-codes]].)
 
-  <table class="data">
+  <table class="data" id="bidi-control-codes-injection-table">
     <caption>Bidi control codes injected by 'unicode-bidi'
     at the start/end of ''display: inline'' boxes</caption>
     <colgroup span=1></colgroup>