Update resizing CSS for search-in-workspace

Fixes #6569

- fixes issue where long search strings are not properly displayed
in the `search-in-workspace` result list.
- removed unnecessary `inline-block` to instead use inherited `display: flex`.

Signed-off-by: Vincent Fugnitto <vincent.fugnitto@ericsson.com>

packages/search-in-workspace/src/browser/styles/index.css

@@ -248,7 +248,6 @@
 
 .t-siw-search-container .resultLine .match {
     background: var(--theia-word-highlight-match-color1);
-    display: inline-block;
     line-height: normal;
     white-space: pre;
 }