[css-text-3] Change line-breaking for Line breaking for U+2010, U+2013

Closes w3c#4419

Author: frivoal

css-text-3/Overview.bs

@@ -2612,6 +2612,9 @@ Line Breaking Details</h3>
           white-space/break-spaces-before-first-char-005.html
           white-space/break-spaces-before-first-char-006.html
           overflow-wrap/overflow-wrap-anywhere-006.html
+          line-break/line-break-loose-hyphens-002.html
+          line-break/line-break-normal-hyphens-002.html
+          line-break/line-break-strict-hyphens-002.html
         </wpt>
 
         Note: This value does not affect
@@ -2942,8 +2945,8 @@ Line Breaking Details</h3>
         if the <a>writing system</a> is <a for=writing-system>Chinese</a> or <a for=writing-system>Japanese</a>,
         and are otherwise forbidden:
         <ul>
-          <li>breaks before hyphens:<br>
-            &#x2010;&nbsp;U+2010,  &#x2013;&nbsp;U+2013,  &#x301C;&nbsp;U+301C,
+          <li>breaks before certain CJK hyphen-like characters:<br>
+            &#x301C;&nbsp;U+301C,
             &#x30A0;&nbsp;U+30A0
 
             <wpt>
@@ -2965,6 +2968,27 @@ Line Breaking Details</h3>
               writing-system/writing-system-line-break-001.html
             </wpt>
         </ul>
+      <li>
+        The following breaks are allowed for ''loose'' line breaking
+        if the preceding character belongs to the ID Unicode line breaking class [[!UAX14]]
+        (including when the preceding character is treated as ID due to ''word-break: break-all''),
+        and are otherwise forbidden:
+        <ul>
+          <li>breaks before hyphens:<br>
+            &#x2010;&nbsp;U+2010,  &#x2013;&nbsp;U+2013
+
+            <wpt>
+              line-break/line-break-loose-hyphens-001.html
+              line-break/line-break-normal-hyphens-001.html
+              line-break/line-break-strict-hyphens-001.html
+              line-break/line-break-loose-hyphens-002.html
+              line-break/line-break-normal-hyphens-002.html
+              line-break/line-break-strict-hyphens-002.html
+              line-break/line-break-loose-hyphens-003.html
+              line-break/line-break-normal-hyphens-003.html
+              line-break/line-break-strict-hyphens-003.html
+            </wpt>
+        </ul>
       <li>
         The following breaks are forbidden for ''line-break/normal'' and ''strict'' line breaking
         and allowed in ''loose'':