Remove http://crbug.com/309483 from the Wall of Browser Bugs

All current major browsers behave like Chrome here, so this bug is most likely invalid.
[skip sauce]

Author: cvrebert

docs/_data/browser-bugs.yml

@@ -108,16 +108,6 @@
   origin: >
     Bootstrap#16180
 
--
-  browser: >
-    Chrome
-  summary: >
-    `display: table;` within `display: block;` forces sibling content to new line.
-  upstream_bug: >
-    Chromium#309483
-  origin: >
-    Bootstrap#9950
-
 -
   browser: >
     Chrome