[css-overflow-4] Annotate tests

Author: frivoal

css-overflow-4/Overview.bs

@@ -749,6 +749,8 @@ Indicating Block-Axis Overflow: the 'block-ellipsis' property</h3>
 	<wpt>
 		line-clamp-auto-034.html
 		line-clamp-auto-036.html
+		line-clamp-auto-039.html
+		line-clamp-auto-040.html
 	</wpt>
 
 	Note: See ''continue: discard'' for a way to generate boxes with such a [=region break=].
@@ -1485,6 +1487,8 @@ Handling of Excess Content: the 'continue' property</h3>
 		line-clamp-auto-035.html
 		line-clamp-auto-036.html
 		line-clamp-auto-037.html
+		line-clamp-auto-039.html
+		line-clamp-auto-040.html
 		line-clamp-auto-with-ruby-002.html
 		line-clamp-auto-with-ruby-003.html
 		line-clamp-auto-with-ruby-004.html
@@ -1568,6 +1572,7 @@ Handling of Excess Content: the 'continue' property</h3>
 		line-clamp-with-abspos-020.html
 		line-clamp-with-abspos-021.html
 		line-clamp-with-abspos-022.html
+		line-clamp-with-abspos-023.html
 		webkit-line-clamp-abspos-001.html
 		</wpt>